A Rog Pony bike race in Slovenia
The test, which starts in Kranjska Gora, passes through Vrsic, the highest mountain pass in Slovenia with 1,611 m of altitude and a multitude of streamers.

Photos from as.com

A firefighter wets the road during the passage of the participants in the Red Bull Goni Pony, a race whose protagonist is the legendary Rog Pony, a typical Slovenian folding bicycle. The test, which starts at Kranjska Gora, passes through Vrsic, the highest mountain pass in Slovenia with 1,611 m altitude and a multitude of streamers.
Photos from as.com