If you wish to experience an unforgettable adrenaline adventure, visit the heart of Istria where numerous exciting activities in the beautiful countryside are waiting for you. Visit Zarečje Roof (Zarečki krov), one of the largest waterfalls in Istria representing, besides the Cave of Pazin (Pazinska jama), one of the most interesting natural attractions of the Pazinčica valley. The water from 10m-high rocks bending over the lake of the same depth pours into the waterfall that resembles a roof over a large half-cave with a large lake underneath. The beautiful nature is suited for hiking, cycling, climbing, jumping from the rocks and swimming. There are numerous arranged climbing routes of varying levels of difficulty and for the bravest among you there is climbing on the ceiling of the cave, which is considered to be the most difficult climbing route in Croatia. If you are in constant search for new challenges and adrenaline experiences, this active vacation will surely delight you.