Washington D.C, the capital of United States, is a famous tourist attraction. It is present on Potomac River in between Maryland and Virginia. Summers are humid and hot, so the best time to visit is autumn and spring. The fantastic culture, landscapes, and cuisines are famous worldwide, and it is one of the most visited cities around the globe. Around 20 million people visit this beautiful city every year. The city has plenty of options to explore such as the United States Capitol and Capitol Hill. The White House, which is the official residence of U.S president has White House visitor center. The center exhibits details of Presidential families and the historical changes from the beginning. The Lincoln Memorial, The Washington Monument, National Mall, and Veterans Memorials are must visit places. National Air and Space Museum, National Gallery of Art that includes masterpieces of American and European sculptures, paintings. National Zoological Park is the habitat of approximately 2,000 different species of animals, reptiles, and birds. Arlington National Cemetery, National Museum of American History, Jefferson Memorial and Tidal Basin, Newseum, International Spy Museum are some other interesting places to visit.