Columbus Audubon center roof to feature unique sundial

05/7/2008 | Columbus Dispatch (Ohio), The

The roof of a $14.5 million Audubon center being built in Columbus, Ohio, will double as a teaching tool. The roof will create an indoor sundial that will allow the sun to strike a disc embedded in the floor exactly four days a year -- the winter and summer solstices and the spring and autumn equinoxes.

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Columbus Dispatch (Ohio), The

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