Get the Disneyland Walk-through app if you have an iPad.
Might be available for other tablets too.
http://itunes.apple.com/us/app/disneyland-explorer/id496004846?mt=8
It's one of the best Disney apps they ever made.
DESCRIPTION:
Explore the sights and sounds of Disneyland® Resort with this official Disney Parks application, available only on iPad. Discover the Magic as you swipe your way through an incredible photo-fantastic re-creation of Disneyland Park, Disney California Adventure Park, Downtown Disney® District, and all three Hotels of the Disneyland Resort. Along the way, enjoy exciting interactive activities based on classic attractions.
What's New:
Now you can explore Buena Vista Street and Cars Land
Enjoy two new activities: Luigi's Flying Tires and Mater's Junkyard Jamboree
Updated for Retina Display
Photo slide shows
Features:
Highlights from over 150 attractions, characters, and entertainment across the Resort
Gorgeous Retina quality imagery, from photographs and 360 panoramas to live action video and animation
Exclusive digital postcards you can share with your friends
And don't miss all the exciting activities based on your favorite attractions:
Show off your skills and hit the target at Luigi's Flying Tires
Explore Mater's Junkyard Jamboree and watch some of Mater's Tall Tales
Fire a cannon on the high seas in Pirates of the Caribbean
Create your own musical water show in World of Color
Poke around Mickey's House and take in some classic cartoons
And many more!
I blieve they are working on one for WDW resort,and perhaps other Disney parks around the world, but for now, it is Disneyland exclusive.