through Earth

"Where you used to be, there is a hole in the world, which I find myself constantly walking around in the daytime, and falling in at night." -Edna St. Vincent Millay I'm sure you've thought about it before: what would happen if you dropped something into a bottomless pit? Image credit: original source unknown. No, not one of those fake bottomless pits that you find in various Mystery Spots off the beaten trail. Image credit: Mel's Hole, courtesy of http://komonews.com/ in Seattle, Washington. Those may be deep, but they're definitely not bottomless. And I want something truly bottomless…