Wii U Tour 2013 is going on right now at Disneyland. It started shortly after the Nintendo Donkey Kong Country Returns event at the LA Zoo. It's happening right now at Downtown Disney at Disneyland Resort, Anaheim, CA until June 23rd. You'll be able to experience the system hands on and even try some games that have yet to come out.
If you miss out, by the end of the Summer the Wii U Tour comes back to LA at the Hollywood and Highland Center August 10th - September 2nd .