Chaitya griha is a shrine with chitya or Stupa as the artcle of worship or veneration, wherer group of monks congregate and offer prayers.
ThotlaKonda is a buddhist archilogical site belonging to 3 BCE to 3CE. This Theravada (Hinayana Buddhism) complex, including 16 votive stupas, 11 rock-cut cisterns, stoned pathways, circular chaitya-grihas, votive platforms, viharas, a mahastupa, a dining hall and a kitchen complex with three halls.
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https://www.incredibleindia.org/content/incredible-india-v2/en/destinations/visakhapatnam/thotlakonda.html
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