Jim Tice and Erik Steiner, both professors at the University of Oregon, have taken Giambattista Nolli’s 1748 Map of Rome and put it up on the web. What’s interesting about this is that they have taken modern data layers and combined them with Nolli’s map, allowing viewers to flip between satellite image and the 18th century materpiece - or blend the two. Other layers of interest include gardens, pathways and fountains. The map takes a little time to load up but it is worth the wait. As well as the map itself, there are a number of in-depth and interesting articles relating to architecture, cartography, natural features and social factors of the time of Nolli's map.

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