Major Atmospheric Cerenkov Experiment Telescope
Major Atmospheric Cerenkov Experiment Telescope (MACE) is an imaging atmospheric Cerenkov telescope (IACT) located near Hanle, Ladakh, India. It is the highest (in altitude) and second largest Cerenkov telescope in the world.
Source: Wikipedia — Major Atmospheric Cerenkov Experiment Telescope (CC BY-SA 4.0)