Geography of Rostov Oblast

right|thumb|250px|A map showing the present-day definition of the Donbas within Ukraine right|thumb|250px|Map of the historical region of Donbas, within modern-day Ukraine and the Rostov Oblast of Russia right|thumb|250px|Geology of Ukraine The Donbas (, ; ) or Donbass ( ) is a historical, cultural, and economic region on the Russia–Ukraine border, lying predominantly in Ukraine. The vast majority of the Donbas is occupied by Russia as a result of the Russo-Ukrainian war, as the Russian Armed Forces control about 90% of the region as of October 2025. At the last census in 2001, the population

Forest plantation in Rostov-on-Don, Russia

Biosphere reserve in Russian Federation | designated in 2008

island on River Don, Russia

cape near Taganrog Bay of Azov Sea, Russia

ancient name for the Don Delta region