The Expo 2000, a world fair held in Hanover more than a decade ago, led Hannover Messe to spruce up the fairgrounds with more than just hulking rectangular buildings. Next to building 26 is this collection of grassy, metal-topped cones.
March 9, 2012 9:13 AM PST
Photo by: Stephen Shankland/CNET
| Caption by: Stephen Shankland
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