Mount Gahinga is a dormant/extinct volcano in the Virunga Mountains on the border between Rwanda and Uganda. Gahinga lies between Muhabura and Sabyinyo, but is the smallest of these three. Mount Gahinga, also known in the local Kinyarwanda/Rufumbira dialect as a small pile of stones, has a swampy caldera on its peak. The caldera is believed to be about wide. Mgahinga Gorilla National Park also got its name from this volcano. Mount Gahinga, whose elevation is , is part of a chain of eight volcanic mountains of the Mufumbiro ranges. The volcano chain spans across Uganda, Rwanda and the Democratic Republic of Congo.