Sairecabur is a series of stratovolcanoes straddling the border between Bolivia and Chile, the highest of which is Cerro Sairecabur at 5,971 m. The complex also includes the stratovolcanoes Curiquinca (5,722 m) and Escalante (5,819 m); and the cone Cerro Colorado (5,728 m).
Cerro Sairecabur rises at the northern end of a caldera of 4.5 km wide. Here also stands the Receiver Lab Telescope (RLT) at 5,525 m.
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