New Martim Vaz

From Memory Alpha, the free Star Trek reference.

New Martim Vaz is an aquatic city located in the Atlantic Ocean on Earth.

Rishon Uxbridge and her husband Kevin, actually an immortal Douwd, lived in this city for most of their married life, until they moved to Delta Rana IV in 2361. (TNG: "The Survivors")

New Martim Vaz may be located near the islands of Martim Vaz, off of Africa.