- Quién
- Nexen Energy
- Qué
- 542 people
- Dónde
- Canada (Calgary)
- Cuándo
The largest gathering of people dressed as Batman is 542 and was achieved by Nexen Energy, a wholly owned subsidiary of CNOOC Limited (Canada), in Calgary, Alberta, Canada, on 18 September 2014.
The attempt was a kickoff to Nexen's 2014 United Way Campaign 'From Suits to Superheroes'.