On this day: July 1

Published On: Jun 28 2013 03:06:05 PM CDT   Updated On: Jul 01 2016 01:00:00 AM CDT

The Battle of Gettysburg begins, America's first zoo opens, the first Tour de France starts, the Sony Walkman hits the market, the PG-13 movie rating is introduced, and the Deepwater Horizon oil spill breaks an unfortunate record, all on this day.

OTD July 1 - Pamela Anderson
27 / 59
Valerio Pennicino/Getty Images for Maserati

1967: Actress and model Pamela Anderson, best known for her roles on the television series "Home Improvement," "Baywatch" and "V.I.P.," is born in Ladysmith, British Columbia, Canada.

Upload Photos / Videos