Inka Mach'ay (Quechua inka Inca, mach'ay cave, "Inca cave",[2][3] hispanicized spellings Incamachay, Inca Machay) is an archaeological site in Bolivia.

It is situated in the Chuquisaca Department, Oropeza Province,[4] Sucre Municipality, at a height of 3,510 metres (11,516 ft).

Inka Mach'ay was declared a National Monument on May 27, 1958, by Supreme Decrete No.

4954.

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