Space Needle is Seattle’s most famous icon, where you can find amazing views of down town Seattle, Puget Sound, Lake Union, Mt. Rainier and beyond day or night. It has the observation Deck featuring 360 degrees views from indoors and outdoors. The Space Needle is 605 feet (184 m) high at its highest point and 138 feet (42 m) wide at its widest point and weighs 9,550 tons. it was built for the 1962 World's Fair.