[1] The fort was reconstructed from existing Portuguese fortifications during the Dutch period in the 18th century to guard against landward attacks.
It was once a private Portuguese chapel dedicated to St. John the Baptist.
The fort had only one entrance and its outer walls range between 3-4 meters high.
The fort has canons that are facing inland because the Dutch feared inland threats from Acehnese and Bugis invaders more than maritime invasions.
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