Historical Society eat your heart out, the Panoramic City Views USA iPad app is by far one of the most interesting ways to travel back in time to yesteryear and experience America as it was over a 100 years ago. With up to 400 megapixels of historical detail for intense zooming, the iPad app is the equivalent to Google Earth back in the XIX century complete with street view because of the amount of detail. I remember being at the top of the formerly named Sears Tower and found the incredible views very interesting not just for the sky line, but also to see how the city was laid out in a grid pattern
» Read more: Panoramic City Views USA is Google Earth for XIX Century