Thanks, Neon. Anybody besides me find it hilarious that there's a golf course within a long drive of the Giza pyramids?

Avebury is cool... more decrepit than Stonehenge, but the circle has become part of a village. Got to be a story behind the crop circle to the NE...

Canals, even low-tech ones, can climb quite a hill with enough locks: Caen Hill Flight.

If you like odd little symbols, these guys have their own glyphs on the Ordnance Survey maps of the UK. The symbols are out of scale - it takes a lot of zooming to spot these on Google Maps. They'd make dandy waymarks for cultures using airships. Or flying carpets, I suppose...