On Friday morning I got an email from my friend Dan, who lives in New Jersey, not far from the Hudson River and the George Washington Bridge into New York City. He said he'd just encountered a kid who was walking from Buffalo, N.Y., to Yankee Stadium. In a car that trip is about 400 miles and takes about seven hours. The kid had left Buffalo 10 days ago.

He was doing the whole thing in Babe Ruth's uniform.

"He's...