You can’t miss the Washington Monument it is the tallest stone structure in the world and tallest building in Washington D.C.! The Washington Monument is located in Washington D.C. in the center of the National Mall and in between the Capitol Building and the Lincoln Memorial and just east of the Reflecting Pool. It is an obelisk structure made out of marble, granite and blue stone gneiss. It contains 36,491 stone blocks and is 554 feet tall with 55 foot base! There is also an elevator to the top! The Washington Monument also weighs an extravagant 91,000 tons! That is one big stone
