Belum Caves are located near the Belum village at Kolimigundla Mandal in Kurnool District. Belum Caves are the second largest natural caves in Indian sub continent after Meghalaya Caves.
Belum Caves are underground caves, located on a flat agricultural field, with 3 well-like cavities and the central one as the main entrance to the caves. A number of spacious chambers, passages, fresh-water galleries and siphons are found. Walking through the caves, one can observe excellent artworks of nature on the ceiling and on the floor, formed by stalactite and stalagmite formations.