In case you didn't know the difference between a bagel and a donut... [Ed. note: This is the most enlightening video you'll watch all day.]
I can usually pull off at least half of the requirements for the dudes' version.
Not everyone can dig a hole to China — you might actually end up in the middle of some ocean if you made it all the way through… Here's a fun tool that'll tell you exactly where you'd end up if you made it to the other side of the world.