Buryat shaman Valentin Khagdae with the hereditary shaman's genetic marker of a sixth finger thumb on his right hand, Lake Baikal, Irkutsk Oblast, Siberia, Russia, Eurasia

Hereditary Buryat shaman, Valentin Khagdaev with skin covered drum at Olkhon Island celebrating the spirit of Baikal on the ice, Lake Baikal, Irkutsk Oblast, Siberia, Russia, Eurasia

Buryat shaman Valentin Khagdaev Olkhon Island, with skin drum preparing for ceremony to celebrate the spirit of Baikal, Lake Baikal, Irkutsk Oblast, Siberia, Russia, Eurasia

Hereditary Buryat shaman, Valentin Khagdaev with skin covered drum at Olkhon Island celebrating the spirit of Baikal on the ice, Lake Baikal, Irkutsk Oblast, Siberia, Russia, Eurasia

A local Buryat wedding ceremony taking place on Olkhon Island, Siberia, Russia.

The members of a local traditional Buryat wedding ceremony on Olkhon Island, Siberia, Russia.

A local Buryat woman involved in a traditional wedding ceremony on Olkhon Island, Siberia, Russia.

A local traditional Buryat wedding ceremony on Olkhon Island, Siberia, Russia.

A portrait of a local woman in front of her home during the winternon Olkhon Island, Siberia, Russia.

Woman in traditional Buryat dress at the 2014 Naadam Mongolian National Festival celebration by the National Sports Stadium, Ulaanbaatar (Ulan Bator), Mongolia

RUSSIA Lake Baikal Buryat woman and children outside painted wooden fence of house. The Buryat are of Mongolian descent and are the largest ethnic minority group in Siberia.

RUSSIA Lake Baikal Buryat house with large stack of firewood at side.