The escarpment marks the western limit of the Humpata Plateau, part of the Great Escarpment of Southern Africa, and creates a natural boundary between Huíla Province and Namibe Province.

[1] On 21 August 2012, the Angolan government named the gap as a cultural landscape.

[3] "Tundavala" is derived from the Nyaneka word Ntandavala, which has several meanings: “what was attached/shrunken and stretched”, “what is open/apart”, “the aperture” or “the space left by two sides".

[citation needed] Tundavala Gap is located about 18 km (11 mi) from Lubango, in the Huíla Province of Angola.

[6] It opens westward towards Namibe Province, overlooking 10,000 km2 (3,900 sq mi) northwest towards Moçâmedes.