Have you seen the Microsoft Surface Globe application in the Microsoft Touch Pack for Windows 7? There are plenty of videos of the app in action on YouTube: http://tinyurl.com/YouTubeSurfaceGlobe.
Would you like to build an app like this yourself? Thanks to InfoStrat.VE, you can! Josh Blake just announced the R2 release of InfoStrat.VE. Amongst other improvements, it includes support for the same touch interaction on Windows 7 you have available in the Microsoft Surface Globe app. Full details on Josh’s blog: