Biggest Diorama? Roadside America Pennsylvania

http://www.bridgeandtunnelclub.com/bigmap/outoftown/pennsylvania/berkscounty/shartlesville/roadsideamerica/index.htm

Probably the coolest exhibit of all time: a 9335-sq-ft mini New York called the Panorama, with each building in the city shown. You walk in to one side, and go up a ramp encircling the......
http://www.queensmuseum.org/exhibitions/visitpanorama


http://www.modellmarine.de/index.php?option=com_content&view=article&id=827&Itemid=4338