The Yamna (from Russian яма "pit") or Pit Grave or Ochre Grave culture is a late copper age/early bronze age culture of the Bug/Dniester/Ural region, dating to the 36th–23rd centuries BC. The culture was predominantly nomadic, with some agriculture practiced near rivers and a few hillforts. Domestication of the horse, cattle, sheep and goat, use of plough and carts is attested. Characteristic for the culture are the inhumations in kurgans, (tumuli) in pit graves with the dead body placed in a supine position ...

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