Cayenne is the capital of French Guiana

Cayenne (/keɪɪˈɛn/; French pronunciation: ​[kajɛn]) is the capital of French Guiana, an overseas region and department of France located in South America. The city stands on a former island at the mouth of the Cayenne River on the Atlantic coast. The city's motto is "fert aurum industria" which means "work brings wealth".

Overview of French Guiana

Officially name: French Guiana

Capital: Cayenne

Official language: French

Government: President