This 550-foot obelisk measures 55 feet 1.5 inches wide ... In the past 50 years the Washington Monument has settled two inches. (It weighs 80,000 tons.) In a 30-mile-per-hour wind it sways one ...

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 ...