22 km southeast of Devin is the architectural – ethnographic reserve Shiroka Laka. You will stand with bated breath in front of the beautiful Trigrad Gorge – a natural phenomenon, the well-laid out caves The Devil’s Throat and the Yagodina cave. They are of great value for the Devin region, where tourists have a chance to take a look at the kingdom of this underworld and to reveal in unforgettable scenery.
In the Trigrad Yagodina Karst region there are scores of unurbanized caves, such as the Haramiiska, Kestenska, Orpheus’ hole and the other caves. “The Chairite” protected site charms the visitors with fantastic landside lakes, meadows, spruce and pine woodland. Another phenomenon of the Trigrad Gorge is the cave Devils throat, it was formed after precipice of the land stratum. The native people tell that everything that came into the cave, never come out.