It was established by the Dutch as a place to preach to predominantly Catholic slaves of former Portuguese colonies who were brought from other parts of Asia upon the downfall of the Portuguese empire.
Those interested in old buildings will get joy from peering inside the church to see old fittings such as the low hanging copper chandeliers and perhaps even the pipe organ which was last used in 2000. It's an interesting building, but at the end of the day it's just another church for Indonesians and is not really set up to be a tourist attraction. The option to enjoy this church to its fullest is to attend a Sunday service when hundreds of locals attend to worship.
It's possible to walk here from Taman Fatahillah. Simply walk south from Taman Fatahillah toward Kota Tua train station. Once at the train station, follow the road around the station to the other side and head left along the main road Jalan Jembatan Batu. After crossing the river some 200 metres along the road, turn right at the major intersection of Jalan Pangeran Jayakarta. Gereja Sion is on this corner.
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