Fort Amsterdam is a fort and a blockhouse in Hila town, Leihitu Subdistrict, Central Maluku Regency, Ambon Island, Indonesia. The blockhouse was built in 1637 by the Dutch East Indies Company. The blockhouse is a three-floored structure. It is roughly square in plan with area 16 x 16 m with 47 cm thick walls. The interior is 4.57 x 5.3 m in size. Each side of th…Fort Amsterdam is a fort and a blockhouse in Hila town, Leihitu Subdistrict, Central Maluku Regency, Ambon Island, Indonesia. The blockhouse was built in 1637 by the Dutch East Indies Company. The blockhouse is a three-floored structure. It is roughly square in plan with area 16 x 16 m with 47 cm thick walls. The interior is 4.57 x 5.3 m in size. Each side of the building contains a window, with a door on the eastern wall. The ground floor is covered with bricks, and contains a prison and a gunpowder magazine. The upper floor is wooden. The uppermost storey is roofed. The buildings contains two bastions in the northeast corner and southwest corner. One of the corner of the building contains a watchtower.