Climbing 'Higri' (9-) in Malý Petrohrad is a formidable challenge. The route, known for its technical crimps and demanding body positioning, requires a high degree of finger strength, precise footwork, and mental fortitude. The crux often involves a powerful sequence of moves on small holds, followed by a sustained section demanding endurance. Success on 'Higri' is a testament to a climber's dedication and mastery of the sport, marking a significant achievement within the Czech climbing scene.