The world's most aptly named geographical feature...

[CalMeacham]

Others:

The Paps of Jura:

http://geology.about.com/gi/dynamic/offsite.htm?zi=1/XJ&sdn=geology&zu=http%3A%2F%2Fwww.geocities.com%2FYosemite%2F1015%2Fpaps.htm

Simpler body parts also litter the landscape. The Indians named New Hampshire’s Uncanoonuc Mountains for a woman’s breasts. French trappers did the same for the Grand Tetons in Wyoming. Later settlers in Utah named Molly’s Nipple and Fern’s Nipple. Perhaps they were Scots immigrants recalling the Paps of Jura. Things go downhill from there, of course. And we won’t even mention the Earth erotica of photographer Heather Firth.

Types of Rocks

[Beware_of_Doug]

Tit men. So sophomoric.

[Yeticus_Rex]

Didj’all forget that the Snake runs in the valley below the Grand Tetons?

Headslaps for all.