The demo below provides a walkthough:
In days gone by this would of been called 'mobile 3D GIS', nowadays mapping apps are ubiquitous with the inclusion of 3D fast becoming the selling point. Is the 3D map anything more than a gimmick? The same question has been asked for years about 3D GIS in general, for the record we think its great..
iTunes Link: http://www.itunes.com/app/upnextnyc
UpNext 3D NYC: http://www.upnext.com/iphone