Landmarks in Washington DC
Discover the iconic landmarks and must-visit tourist attractions in Washington DC. These defining spots are essential for every visitor.
The Pentagon
World's largest low-rise office building and headquarters of the U.S. Department of Defense, with free guided tours.
Completed in 1943 in just 16 months, one of the world's largest office buildings
Opening Hours
Tours: Mon-Fri 9:00 AM - 3:00 PM (reservations required 14-90 days ahead)
Entry Fee
Free (advance reservation required)
Type
Landmark
Best Time to Visit
Book tours well in advance through pentagon.tours.osd.mil
Nearest Metro
Blue Yellow Pentagon· 5 min walk
Activities
Guided tours covering military history, 9/11 Memorial, military branch corridors
How to Reach
Exit Pentagon station, follow tour signs
Union Station
Magnificent Beaux-Arts train station serving as DC's transportation hub, featuring grand architecture, shopping, and diverse dining options.
Opened in 1907, beautifully restored in the 1980s
Opening Hours
5:00 AM - 12:00 AM daily
Entry Fee
Free
Type
Landmark
Best Time to Visit
Any time for architecture, lunch for food court
Nearest Metro
Union Station0
Activities
Admire architecture, shopping, dining, catch Amtrak or commuter trains
How to Reach
Red Line directly to Union Station
National Mall
America's front yard featuring monuments, memorials, and the Smithsonian museums stretching from the Capitol to the Lincoln Memorial.
Opening Hours
24 hours (monuments); Museums vary
Entry Fee
Free
Type
Landmark
Best Time to Visit
Spring or Fall
Nearest Metro
Smithsonian· 2 min walk
Activities
Sightseeing, museums, memorials, walking
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💡 Pro Tips
Visit during golden hour for the best photos
Some landmarks have entry queues — arrive early
Night views of illuminated landmarks are spectacular