It is known as the "Latin American Capital of Electric Power" and is part of the Gran Ciudad del Este.

Hernandarias formerly called "Tacurú Pucu" "Long antplace", now bears this name in honor of Hernando Arias de Saavedra, the first native governor of the province Giant Indies during the colonial era.

It was named after Tacurú Puku by the number of mounds of sand formed by ants scattered across the ground.

It is an agricultural area with palm exploitation, mint, maize, coffee, cotton, rice, beans, wheat and castor, also engaged in animal hunting, forestry and trade.

Some tourist sites in Hernandarias created from the construction of the Itaipu are: This city is located 15 km from Ciudad del Este, on Route II "Mcal.