Pictures: Spaceship Earth Transforms Mike Wazowski To Announce All-Night Parties for WDW and Disneyland

Walt Disney World Resort and Disneyland Resort will kick off a Monstrous Summer by keeping three theme parks open for 24 hours nonstop on Memorial Day Weekend, the traditional start of the family travel season.

The Magic Kingdom Park in Florida and Disneyland Park and Disney California Adventure Park in California will stay open from 6 a.m., May 24 to 6 a.m., May 25, 2013, local time* marking the beginning of a summer of fun inspired by the upcoming Disney•Pixar comedy adventure Monsters University.