Fissure cave village of Ostra Mogila
Fissure cave is located 5 km from the highway to Stara Zagora bathrooms, southeast of the village of Ostra Mogila. The cave was explored and mapped. The total length of the galleries is 151 km. The cave is very developed on one floor and the type and labyrinth. About 82-86 percent is relative humidity and 4.5 m is the displacement of the entrance. Small pond there in the lowest part. To enter the cave you need special equipment and guide.