Yes, going to the top of the Washington Monument is widely considered a "must-do" experience, primarily because it offers the only 360-degree panoramic view of the nation's capital from a height of 500 feet. Unlike other cities with skyscrapers, D.C. has a height limit on buildings, meaning the monument completely dominates the skyline. From the observation deck, you have an unobstructed view of the White House, the U.S. Capitol, the Lincoln Memorial, and the Pentagon across the Potomac River. The experience includes a 70-second elevator ride where the lights dim and the walls become transparent to show the commemorative stones inside the monument. However, the "worth it" factor depends on your ability to plan ahead: tickets are free but require a $1.00 reservation fee and often sell out seconds after being released on Recreation.gov at 10:00 AM the day before. If you don't mind the logistics, the view—especially at sunset or during the cherry blossom season—is spectacular. There is also a small museum at the 490-foot level that provides fascinating historical context about the construction of the world's tallest stone obelisk.