This one might be a bit more difficult to guess, but since many of you guys are already on vacation you'll have more time to figure out where this sacred site is? Right?

Log in and leave your guesses below and check back next Wednesday for the answer. In the meantime, check out one of our newest slidshows on the World's Most-Visited Sacred Sites.

UPDATE 12/28/11: We stumped you this time. It's the Drepung Monastery in Lhasa, Tibet.

Lyndsey Matthews is an assistant digital editor at Travel + Leisure.