The White House is the official residence and workplace of the President of the United States. Located at 1600 Pennsylvania Avenue NW in Washington, D.C., it serves as a symbol of the U.S. government and its leadership. The building features neoclassical architecture and has been the residence of every U.S. president since John Adams in 1800. The White House consists of 132 rooms, including the famous Oval Office, where the president conducts official business. It also has a large garden and several meeting spaces. The building is open to the public for tours, allowing visitors to learn about its history and significance.