Embark on a trail-running adventure through the picturesque landscapes of Slovakia with the BBU races. Starting at the historic Budatín Castle, the BBU100+ and BBU RELAY races unfold amidst the undulating hills of Kysucká vrchovina, leading participants to the captivating peaks of Malá Fatra and the rugged beauty of Strážovské vrchy. The BBU60+ race commences under the majestic Strečno Castle, adding a touch of grandeur to the experience. The new BBU40 race starts at Turie and quickly introduces runners to the Súľov Rocks ridgeline. All races culminate at the Budatín Castle, weaving a trail through three other castles along the way. This diverse route promises an exhilarating journey, featuring runnable meadows, enchanting forest paths, challenging ascents and descents, technical rocky sections, a refreshing river crossing, and an adrenaline-pumping 15 km stretch of dynamic climbs and descents. The BBU race in Slovakia is a fusion of historical charm, natural beauty, and trail-running excitement.