Homesense Bike Map
If you live in London and you want to know if there are any bikes currently available in your nearest Bike Hire station then the simplest solution is to grab your soldering iron, five LED lights, a framed printout of Google Maps, probably some Arduino boards and a connection to the internet.
If you throw all of those together in a pot and cook at gas mark 11 you too can create your own handy map with flashing lights showing the nearest bike stations with five or more bikes available.
The London Tube Map of Music
Mat Dolphin has created a map of music based on Harry Beck's famous tube map of London. You can even buy a limited edition print of the map.
If you live in London there is the additional fun of seeing which musician has been used to represent your local Underground station.
How Close is Osama bin Laden's Hideout
I know the burning question on your lips this week is 'How close to my house was Osama bin Laden hiding?'
Mibazaar has created a Google Maps tool that will tell you how far Osama bin Laden's hideout is to your location. To get the answer to this all important question you just need to allow the application to detect your location.