I visited the Sofia marathon on its first day. It was a really uplifting and recharging experience. Frankly, I never understood marathons as a bike person, but I do now. ;)

Running animation
A tightly packed group of young runners taking their first strides.
Runners in green vests and pink shirts waiting in a packed crowd.
A smiling runner surrounded by participants before the start.
Young participants in black and pink tops standing among runners.
A runner in a pale vest waits among people wearing bright pink.
A dense crowd beneath event flags in the city centre.
A woman in sunglasses and a pink event shirt in the crowd.
A runner in a turquoise vest and mirrored sunglasses among participants.
A broad view of participants gathered near the start area.
Runners lined up beside a tall pink event banner on the cobbled square.
The first rows of runners setting off across the cobblestones.
A smiling runner with headphones around her neck among people in pink.
A child and an older runner moving through the crowd in pink event shirts.
A woman raising an arm above the crowd of runners.
A young participant in a yellow sports shirt looking down.
Participants crossing the sunlit square between large stone buildings.
A sea of pink event shirts beneath autumn trees and flagpoles.
The crowd filling a city square beside a statue and stone buildings.
A young spectator in a blue jacket beside the event area.
A runner in a pale sleeveless top moving past the event barriers.
A runner in a pink vest crouching on the cobbled square.
A participant in a green running kit standing with hands on hips.
A young runner in an orange vest looking at his wrist.
A runner in green sitting on the cobblestones with legs stretched out.
A runner in a blue vest standing beside spectators and barriers.
A young participant in a navy sports shirt beside a pink banner.
A smiling woman in a pink event shirt and glasses.
A runner in a dark top moving beside a young participant in blue.
A young participant in a brightly patterned jersey near the barriers.
Two runners approaching along the sunlit cobbled route.
A runner in a pink shirt and bright green shorts moving through the square.
Two runners in black approaching past the event barriers.
A participant in a patterned blue top beside a young runner in black.
A runner in a pink vest, blue shorts and a cap approaching the camera.
Runners passing the pink banners with spectators behind the barriers.
A man in grey running beside a young participant in a dark shirt.
A runner in pink looking at his watch as he passes the camera.
A young participant adjusting the collar of his pink event shirt.
A woman in a black running kit approaching through the square.
A young spectator in a tan hoodie beside the race barriers.
Runners in dark and grey tops approaching between the event banners.
A woman putting an arm around a participant in a pink shirt.
A runner in pink raising both arms as he approaches the event area.
A young participant in a pink event shirt looking to the side.
A smiling runner in a pale top resting with hands on hips.
A young runner in pink standing with hands on hips near the barriers.
Participants posing together while one holds a phone out for a photograph.
A young runner in a pale patterned shirt approaching through the crowd.
A young participant in an olive shirt beside the race barriers.
A smiling participant in glasses and a pink shirt.
A runner in pink looking at his phone while walking.
Two young participants standing beside the barriers after passing through the square.
Two smiling young participants in pink and black shirts walking together.
A young participant in pink looking up at a runner beside her.
A young runner in a tan shirt looking across the crowd.
A woman in a black shirt walking among runners beside the barriers.
Two participants wearing colourful patterned shirts and sunglasses.
A young participant in a white shirt with blue trim in the crowd.
A young runner in a blue-grey sports shirt looking down.
A smiling participant in black and purple among runners in pink.
A smiling runner in black holding the straps of a yellow backpack.
A woman with an arm around a runner in a blue shirt.
A young participant in pink raising a hand beside the crowd.
A man in a pale long-sleeved shirt walking beside a young participant.
A woman in pink holding a young participant in her arms.
Two participants embracing beside the event barriers.
A runner in pink holding a small child as he moves through the crowd.
Two young participants in white and navy chatting beside a pink banner.
A man in black carrying a small child wearing blue.
Two women and a young participant walking together through the crowd.
A young participant in a blue-and-yellow sports jersey in sunlight.
A group of runners approaching along the road beside red-and-white bollards.
Runners spreading across the street as the field approaches the camera.
Runners in turquoise and pink leading a busy group down the street.
A wide view of runners filling the road beside the tram tracks.
A runner in a grey shirt approaching ahead of a crowd in pink.
Two runners in black moving side by side along the road.
Runners in pink shirts approaching with a large field behind them.
A young participant and a runner in a cap wearing matching pink shirts.
Two smiling participants in black shirts running beside the street barriers.
Runners in turquoise, white and lime green at the front of a busy group.
A young runner in yellow approaching ahead of participants in blue and pink.
A runner in an orange shirt approaching with a dense field behind him.
A runner in lime green beside a woman in a pale vest and headphones.
A runner in a black shirt smiling as she approaches the camera.
A group of runners in pink and blue passing beside the tram tracks.
A runner with a jacket tied around her waist approaching among the crowd.
A close view of a runner in glasses and a white shirt.
A smiling runner in a light blue jacket raising her arms with a phone in hand.
A woman waving as she runs along the road among participants in blue and pink.
Two women in black and pink running side by side.
A participant in a colourful patterned shirt among the approaching runners.
A smiling woman in a pink shirt running through the crowd.
A runner in a pink sleeveless top with lime green trim approaching.
Two runners in pink shirts and sunglasses moving together through the field.
A young participant running beside a man in a grey shirt.
A young runner in a red shirt beside participants in white and blue.
A woman in a white zip-up top and sunglasses running along the road.
A view from behind the runners towards sunlit buildings and autumn trees.
A runner in an orange-red shirt and sunglasses approaching the camera.
A smiling man in pink running beside a young participant in navy and yellow.
Two runners in pink shirts moving side by side through the field.
A runner in a lime green shirt and blue cap approaching down the road.
Two participants in pale hoodies running side by side.
Three runners in pink, black and blue approaching beside the street barriers.
A group of runners in pale and dark tops on the sunlit street.
A young runner in green between adults wearing pale and blue vests.
A runner in lime green and black approaching beside the tram tracks.
A wide view of the running field following the tram tracks past yellow barriers.
A young participant in red shorts running among adults.
A runner in a patterned blue shirt with a jacket tied around his waist.
A runner in black approaching beside the yellow race barriers.
A runner in a grey patterned vest on the sunlit street.
A smiling runner in a blue shirt and matching shorts.
A runner in a pale grey shirt and headphones moving through the field.
A runner in green approaching with participants in pink behind him.
A runner in a white shirt alongside a woman wearing blue.
A young participant in red running beside the tram tracks.
A runner in a pale shirt and bright shorts approaching the camera.
Runners in pink and black moving along the sunlit route.
A woman in a white sleeveless top running with her hair flying behind her.
A close view of a runner in a pale sleeveless top.
A runner in dark green approaching among participants in pink.
Two runners in pink shirts running together through the field.
A runner in navy approaching ahead of a woman wearing a backpack.
Runners in navy and black following the barrier-lined route.
A runner in black and mirrored sunglasses beside a participant in a blue striped costume.
A woman in a blue running vest passing beside the race tape.
A young participant in pink approaching ahead of a busy running field.
A young participant in red running beside an older runner in pink.
A runner in a pink cropped shirt looking down as she runs.
A smiling runner in a dark shirt moving through the crowd.
A runner in black raising his hands beside other participants.
A woman in a colourful pale shirt and sunglasses among runners in pink.
Two women in pink event shirts running together in sunlight.
A runner in a red shirt and blue shorts approaching the camera.
Two women wearing sunglasses running in pink shirts and a blue vest.
A runner wearing a blue hydration pack over a purple top.
A young participant in pink beside a runner in a patterned blue shirt.
A smiling woman in a black running shirt approaching the camera.
A runner in a turquoise cap and black top making a peace sign.
A young participant in a pink shirt with blue face paint.
A smiling runner in a pink cropped top raising her hand.
A smiling runner in black beside a participant wearing sunglasses.
A woman in a black running vest approaching through the crowd.
A woman in a pink shirt, black neck warmer and earphones running.
A smiling woman in turquoise running beside a participant waving at the camera.
An older runner in sunglasses raising both hands beside a young participant.
A young runner in an orange polo shirt approaching through the crowd.
A runner in a red-and-black striped shirt among participants in pink.
A woman in pink approaching ahead of the running field.
A smiling woman in a pink event shirt running through the crowd.
A runner in a grey sleeveless top with red hair flying behind her.
A smiling woman in black holding a blue bottle as she runs.
A woman in a pale sleeveless shirt approaching among runners in pink.
A woman in glasses and a pale shirt running with a jacket tied around her waist.
A close view of a runner in a turquoise shirt.
A runner in navy approaching ahead of participants in black and pink.
Runners in white, black and red shirts moving together along the route.
A runner in a patterned blue shirt and cap among the crowd.
A woman in a pale long-sleeved top and blue leggings approaching.
A participant in a wheelchair wearing a bright red jacket among the runners.
A runner in a blue shirt, sunglasses and headphones moving through the field.
A participant in a colourful patterned shirt running beside the race tape.
A young runner in a red patterned sports shirt approaching the camera.
Young participants in pink event shirts and face paint running together.
An older runner in a blue vest and sunglasses moving through the crowd.
Two runners in black shirts approaching side by side.
A man in a pale blue top beside a woman in a black running vest.
A smiling participant in pink raising both arms as she runs.
A runner in a white top and pale peach shorts approaching down the street.
A runner in a dark multicoloured shirt beside red-and-white bollards.
A runner in a turquoise vest and mirrored sunglasses on the open road.
A man and a young participant running in matching pale blue vests.
Runners spaced out across the road beside the tram tracks.
A woman in navy running ahead of participants in pale and yellow tops.
A runner in a blue vest approaching along the tram tracks.
A runner in a red sleeveless top, black shorts and sunglasses.
Two runners in pale shirts approaching side by side on the street.
A young participant in a green sports shirt running beside the barriers.
A woman in a black shirt and shorts among a small group of runners.
Two participants in red shirts running along the street.
Two runners in pale grey tops approaching near the race barriers.
A runner in a dark sports top and pink shorts looking at her wrist.
A young participant in a pale shirt and navy shorts on the open road.
A man and a young participant in patterned dark and red shirts running together.
A young participant in pink and green shorts running among adults in matching pink.
A young participant in a black sports kit running towards the camera.
Two runners in blue striped costumes with yellow banana hoods.
A smiling runner in a pink shirt approaching beside red-and-white bollards.
A side view of a woman in black running beside a young participant in pink.
An older runner in blue leading a group through the sunlit street.
A young runner in a black long-sleeved top looking to the side.
A woman in black and sunglasses running beside the tram tracks.
A close view of a runner in yellow wearing black headphones.
A young participant in a pale blue football shirt running beside a woman in dark sportswear.
A young participant in pink and blue shorts running among adults.
A young participant in a white football kit beside the race barriers.
A woman in black running ahead of a young participant in an orange shirt.
Two young participants in pink shirts running side by side.