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Photo: Eola, CC BY-SA 4.0 via Wikimedia Commons
Rock formations, known as hoodoos, up to 12 m high and up to 40 m thick at the base. Their shape is mostly conical to mushroom-like.
The Stob Earth Pyramids are rock formations, known as hoodoos, situated at the foothills of the Rila mountain range in south-western Bulgaria. They span an area of 0.7 km2 near the village of Stob, Kyustendil Province. The rock formations are up to 12 m high and up to 40 m thick at the base. Their shape is mostly conical to mushroomlike. Some of the columns are topped by flat stones.
The cave where St. John lived before the monastery was built. Requires a 20 minute hike.