Discover what domestic business class actually includes, where US airlines offer lie-flat seats, and what to check before paying for the front cabin.

See why the same airline can offer very different seats, how the aircraft affects the cabin, and what to check on a business-class seat map before you book.

A sleeper train turns transit into part of the trip. See how cabins, fares, and routes compare, from Scotland’s Caledonian Sleeper to the Venice Simplon-Orient-Express, and learn how far ahead to book.