Memorial of Jaroslav Petrbok
Since 1966, a cycling ride organized every year for fans of speleology and old bicycles, the route leads through the Bohemian Karst from Prague to the Koněprusy Caves. The ride is held as a memory of the distinguished Czech karst explorer Jaroslav Petrbok, it has 4 stages and its route does not lead only on the roads. More details in propositions.