: Construction finally began in 1801 under Napoleon Bonaparte but was suspended in 1809 due to technical struggles and constant British attacks.
The fort is an structure designed to withstand both heavy Atlantic storms and naval bombardment. Fort Boyard Original
: Designed as a shooting platform with a prominent watchtower at the highest point. : Construction finally began in 1801 under Napoleon
As of 2025, significant restoration projects are ongoing to protect its foundations from erosion, with plans to potentially allow public access by 2028. Fort Boyard Original
: Having lost its defensive value, the fort was repurposed as a military prison in 1870 , primarily housing political prisoners after the Paris Commune.