The Karisimbi is an extinct volcano in the Virunga Mountains. It marks the border between Rwanda and the Democratic Republic of Congo.
At 4'507 metres the Karisimbi is the highest Mountain of Rwanda.
Belgian Congo 1938, Karisimbi Volcano (issued 01.03.1938/darkblue/black).
The stamp was issued again (03.10.1938) in a souvenirsheet (blue/brown)
The other stamps of the souvenirsheet are showing: Molindi-River, Bamboo-Forest, Rutshuri-River, Mitumba and the Suza River waterfall.