Cairn erected in the Gorkhi-Terelj National Park. The <a href="https://en.wikipedia.org/wiki/Ovoo" class="extiw" title="en:Ovoo">Ovoo</a> is used in Mongol shamanic culture, to allow men to communicate with these spirits. Mongolia
<a href="//commons.wikimedia.org/wiki/User:Pierre_Andr%C3%A9_Leclercq" title="User:Pierre André Leclercq">Pierre André Leclercq</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>