During the construction of a new main road in the center of Tallinn, the ruins of an underground house belonging to the still-preserved Church of St. John were discovered nearby, a small beautiful Baroque building strangely stuck between glass office buildings; Visitors at this site can see and study the remains of buildings from the thirteenth to fourteenth centuries, and the exhibition also tells the story of the suburb of Kifisila that once surrounded this area; When you are in the city, do not miss to visit it and take souvenir photos of this distinctive landmark.