Fort Oscar (previously Gustav Adolf)[1][2] is an 18th century military fort in Gustavia, the capital of Saint Barthélemy.

It sits at an elevation of 136 feet, overlooking the Gustavia harbor.

[3] The fort was built during Sweden's rule of Saint Barthélemy.

[6] Today, Fort Oscar houses the local Gendarmerie.

[9][10] Fireworks are featured over Fort Oscar on special occasions such as New Year's Eve.