5 best things to do in Washington DC
The essentials of Washington DC with the booking notes that actually matter — which tickets sell out, which slots are quietest, which formats reward the advance purchase. Every booking happens with the provider you choose.
Browse all Washington DC activities
Attractions, tours, day trips and transport passes from major providers — instant mobile tickets.
The Washington DC shortlist
- Smithsonian museums (Air & Space, Natural History) — free entry; reserve Air & Space timed passes in season.
- Monuments by moonlight tour — the memorials at night, when the crowds thin.
- US Capitol & Library of Congress tours — book through your representative’s office or the visitor centre.
- Georgetown & the C&O canal walk — the historic port quarter and the towpath.
- Arlington National Cemetery — the changing of the guard at the Tomb, hourly in summer.
Flying in, Washington Dulles International Airport (IAD) is the main of Washington DC's 3 airports — attraction districts sit 30–60 minutes away at typical city speeds.
Compare Washington DC activity providers
- Klook — Washington DC activities — the widest catalogue, instant QR tickets, strong on transport passes and day trips.
- KKday — Washington DC experiences — local-led formats and small-group tours.
- Tiqets — museums and landmarks with instant mobile entry.
Frequently asked questions
What is the number one thing to do in Washington DC?
Smithsonian museums (Air & Space, Natural History) — free entry; reserve Air & Space timed passes in season. Start there, then build the itinerary around it.
Do I need to book Washington DC attractions in advance?
The headline attractions reward advance booking — timed-entry systems and quota tickets mean walk-up availability is worst exactly when you want to visit. Everything on this page links to providers showing live availability.
How many days do you need in Washington DC?
Three to four days covers the shortlist above at a humane pace for a first visit; add days for the day-trip formats rather than compressing the city itself.
Is a city pass worth it in Washington DC?
Run the arithmetic honestly: a pass wins when you would genuinely visit three-plus ticketed attractions in its window. Our provider links show pass options side by side with single tickets — compare before committing.