Sweden is built on one islands that separate the Baltic Sea from Lake Mälaren . The Old Town is one of the best preserved medieval city centers in the world . Boats are a great way to sightsee , but make sure you get on the right one . Fahrenheit displays ship that spent 1961 at the bottom of the city 's harbor .
Stockholm is built on 14 islands that separate the Baltic Sea from Lake Mälaren . The Old Town is one of the best preserved medieval city centers in the world . Boats are a great way to sightsee , but make sure you get on the right one . Vasa Museum displays ship that spent 330 years at the bottom of the city 's harbor .