The Old Town of Bratislava is the historic center and one of the boroughs of Bratislava, in the Bratislava Region of Slovakia. It is coextensive with the smallest Slovak administrative district by area, Bratislava I. It contains the small, but preserved medieval city center, Bratislava Castle and other important landmarks. Bratislava's Old Town is known for its many churches, a riverbank promenade and cultural institutions, it is also the location of most of the foreign states embassies and important Slovak institutions including the National Council of the Slovak Republic; the Summer Archbishop's Palace, seat of the Government of Slovakia; and Grassalkovich Palace, seat of the President of Slovakia.