It's a Marauder's Map!

I have often thought a Marauder's Map would be quite useful. Just which mall entrance is closest to the Apple Store? Where is room 1145A in the meeting venue? Where is my family at Disneyland? Apparently, others think so too.

A new startup called micello.com just began mapping the inside of buildings like convention centers, malls, college campuses, theme parks, and more. Described as "Google Maps for the indoors," micello is starting to map locations in Silicon Valley, with plans to include other regions. It will be available as an iPhone app within a few weeks. And,

In addition to navigating the maps, aided by the iPhone's GPS to show you where you are, Micello users can also locate their Facebook, Twitter, and iPhone contacts within the map community.

Just like the Marauder's Map! ReadWriteWeb offers more info.

Now all Hogwarts students with an iPhone can have a Marauder's Map, not just Harry.