The Canon 5D is possibly the coolest camera ever made for the professional/consumer market*. Here, Holger Schulze captured a 26 gigpixel photomontage of the city of Dresden. (It's zoomable.)
(via Guy K)
*Cooler cameras include the one on the Hubble and some of the repurposed movie cameras Kubrick used, but you are unlikely to get your grubby hands on those, now are you?