Late seating is at discretion of the house manager.
10 Washington Coliseum Tips
There aren't any "official" places for bike parking take the first fence post you can find.
There are a few porta-johns outside the coliseum, but there's no access during the show.
No drinks available at site, so bring water etc. if required
It's pretty warm inside the Colesium, so wear appropriate dress
Parking Near Washington Coliseum
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