Philadelphia may be the birthplace of the cheesesteak, but there are several restaurants in the D.C. area that specialize and perfect the beloved comfort food.

Joe's Kansas City Bar-B-Que started out of its original "gas station" location in Kansas City, Missouri. From there, it grew ever-so-slightly to add two other locations in Leawood and Olathe, Kansas.

From luxury heritage routes to routine service passing through extraordinary scenery, here are 19 of our favorite rail ...