 The Obi-Rakhmat Grotto was discovered in 1962 by a team from the Institute of History and Archaeology of Uzbekistan, headed by A. R. Mukhamedzhanov.Initial excavations were carried out under the supervision of M. M. Gerasimov and H. K. Nasretdinov and from 1964 to 1965 by R. H. Suleimanov.An international multidisciplinary team resumed excavations in 1998 under the direction of Anatoly Derevyanko, Andrei Krivoshapkin and Patrick Wrinn.