[shiftyrussian]

I'd like to imagine that ancient cultures had an elaborate visionary sense of humor. Sitting around the campfire, they devised the most intriguing practical joke on archaeologists.

[JacobAldridge]

"What if we only build half of it? Then they'll spend decades scouring the country-side looking for the rest!"

"Dave - you're a genius."

[cozuya]

If only they labeled them "standing stone I, II and IV"

[yebyen]

I heard this one before but they were numbered hogs, greased up and released into the school lobby at around midnight! Good laugh, thanks :D