A traditional mountain bike race open to the general public. The 27th edition is scheduled for Saturday, September 20, 2025. The 50-kilometer race course starts and finishes in Dejvice, Prague, passing through the beautiful landscape of Divoká Šárka, continuing through Horoměřice to Zákolany, and circling the ruins of Okoř Castle before heading back. The start of the 50 km course is located at the CTU Menza in Bechyňova Street, Dejvice, then continues through Horoměřice, Zákolany, past the Okoř Castle ruins, and returns via Tuchoměřice and Divoká Šárka, ending once again in Dejvice. The race is open to all age groups, the general public, more active cyclists, and also teams. Start Bechyňova ulice: 20. 9. v 9:00 — start závodu Pražský dětský sprint 20. 9. v 10:00 — start hlavního závodu Pražskápadesátka Je součástí prestižní série Author Maraton tour a na startu se každoročně sejde kolem tisíce účastníků.