DC building height laws restrict most buildings to no more than 160 feet tall. As a freestanding structure, the 555-foot ...

At the western end of the National Mall, the Washington Monument towers over our country’s capital. The 555-foot obelisk—a four-sided stone pillar with a pyramid-shaped top—was built to ...

predating the iconic Washington Monument in DC by more than two decades. The 40-foot-tall stone tower provides visitors with striking views of the surrounding South Mountain and the Appalachian ...