Kadriorg palace built in the eighteenth century for Peter the Great, today, is home to the Museum of Foreign Art. Not all of the Tallinn Medieval Churches still function as places of worship. Not all churches of medieval Tallinn still serves as a place of worship. Niguliste Church is just steps from town hall square, and today is home to a variety of concerts and Exhibitions. Niguliste Church only a few steps from the town hall square, and today is home to various concerts and exhibitions. The oldest church in Estonia is Toomkirik, Dome Church, the which was built in the Thirteenth Century and has great views over the town and harbor. The oldest church in Estonia is Toomkirik, the Dome Church, which was built in the thirteenth century and has views over the city and harbor.