Scattered across Mongolia's steppe, burial mounds known as khirigsuurs are ancient Bronze Age funerary monuments, typically stone mounds surrounded by geometric arrangements, built to honor the dead. Some date back more than 3,000 years. They appear alone on open hillsides or in clusters across river valleys, and their scale ranges from modest cairns to elaborate complexes spanning hundreds of meters.

These sites carry significant historical and cultural weight. Archaeologically, they are primary sources of knowledge about Mongolia's early nomadic peoples. Culturally, many Mongolians regard them as sacred ground connecting the living to ancestral spirits.

When visiting, treat them as you would any sacred site. Do not climb on them, remove stones, or disturb the surrounding ground. Walk around them clockwise, the same respectful direction used at ovoos and other sacred sites. If traveling with a Mongolian guide or local, follow their lead, as some communities have specific customs tied to nearby ancestral sites.