Gero is a city located in East Nusa Tenggara, a province in eastern Indonesia. The region is part of the Lesser Sunda Islands, an archipelago extending eastward from Bali.
East Nusa Tenggara is characterized by a tropical climate and diverse geography, with several islands and varying terrain. The province has a population comprised of various ethnic groups with distinct cultural traditions. The local economy traditionally relies on agriculture, fishing, and small-scale trade.