Gigthi is today identified as extensive ruins near Rass el Bacha, Boughrara and Oulad Mehabeul.(Latitude: 33°31'59.98" Longitude:10°40'0.01") Gigthi was close to W?d? Bertema and Port de Boughrara. The town was 10 meters above sea level
Gigthi identified with Bou Ghara, was connected by a causeway to Djerba island and the home of the pre Roman Lotus-eaters. The town has remains of a forum with temples a monumental arch, treasury and porticoed street leading to the harbor north of the city, which was probably a market. It also boasted two bath houses. The town was a prosperous source of grain from the rule of Nerva to Caracalla, and Antoninus Pius made the town a municipium.
Gighthi was also the seat of an ancient bishopric, which ceased to function effectively in the 7th century with the arrival of Islamic armies. Gighthi is now a titular see of the Catholic Church, being restored as a titular in 1933. The Latin adjective referring to it is Gigthensis.