It looks like any old roller coaster, with curves and heart-stopping loops. But instead of zooming by, people are walking—on inclines fitted with steps. This creation in Germany's Rhine Valley is an interactive sculpture, but it’s also one of the world’s most unique staircases.
My Bucket List: Learn to swim. Check! Dad made sure of my sisters and I knowing the basics very young. By the time I finished lessons at the local pool, I was junior life guard level. Via PerfectBucketList on Tumblr. ☑ #someday #bucket #list #bucketlist