Ledenika Cave
Vratsa Municipality, Vratsa District, Bulgaria
The Duhla Cave
Pernik Municipality, Pernik District, Bulgaria
Devil's Throat Cave
Devin Municipality. Smolyan District, Bulgaria
Haramiyska Cave
Devin Municipality, Smolyan District, Bulgaria
Uhlovitsa Cave
Smolyan Municipality, Smolyan District, Bulgaria
The Womb Cave
Kardzhali Municipality, Kardzhali District, Bulgaria
Kozarnika Cave
Dimovo Municipality, Vidin District, Bulgaria
Categories of the places