Silathoranam (Natural Arch)

A notified National Geo-heritage Monument located near Chakra Theertham on the Tirumala Hills, Silathoranam is a rare naturally formed rock arch measuring 8 m wide and 3 m high—one of only three such natural arches in the world. Formed over millions of years from ancient quartzite, it is a fascinating geological wonder for nature lovers and curious visitors alike.