Underpants: The only pants you are allowed to wear when you ride the underground today!

Cities around the world mark no pants subway ride today. Adelaide,
Amsterdam
- Ann Arbor
- Atlanta
- Austin
...- Barcelona
- Bangalore
- Berlin
- Boston
- Brisbane
- Buenos Aires
- Calgary
- Chicago
- Cleveland
- Copenhagen
- Dallas
- Hamburg
- Helsinki
- Houston
- Istanbul
- Jerusalem
- Las Vegas
- Lisbon
- Ljubljana
- London
- Los Angeles
- Madrid
- Manchester
- Melbourne
- Mexico City
- Miami
- Milan
- Minneapolis
- Munich
- New York
- Oslo
- Paris
- Phoenix
- Portland
- Porto
- Prague
- Prescott
- Salt Lake City
- San Diego
- San Francisco
- Santiago
- Seattle
- Sofia [Bulgaria]
- St. Louis
- Stockholm
- Sydney
- Tel Aviv
- Torino
- Toronto
- Valencia
- Vancouver
- Vienna
- Warsaw
- Washington, DC
- ZürichSee More