Largest gathering of people wearing sombreros

Who: Angels Baseball
What: 28,246 people
Where: United States (Anaheim)
When: 05 May 2015

The largest gathering of people wearing Sombreros was achieved by 28,246 participants at an event organized by Angels Baseball (USA) at Angel Stadium in Anaheim, California, USA, on 5 May 2015

Fans of Angels Baseball wore sombreros in recognition of Cinco de Mayo