There’s also a 6-foot-tall model of the Space Spiral, the 330-foot high tower that Cedar Point removed in 2012. And near it: A 1970s-era photo of Kaman changing the ride’s light bulbs.

Why it's so special: This image of a spiral galaxy taken by the Hubble Space Telescope is a portrait more than two decades in the making. Like most full-color images of space objects, it's a ...