BMX in Pool Photography by Dimitar Hristov - 54ka action active activity adrenaline bicycle bike biker biking bmx BMX Bike boy cement city competition concrete contest contours cycle danger dangerous event extreme flip free ride freestyle fun half high hobby jump leisure lifestyle lines outdoor over park people person pipe pool racing Ramp Ride rider risk scene shadows show silhouette spin sport sportsman street stunt summer teenager Teens trick turn urban vertical vigo wheel workout x-games young youth