Taking the subway instead of a taxi to the airport isn’t all that hard and the cost difference is enormous ($38). The program, which alternates feast and fast for three days before travel, was developed at the Argonne National Laboratory in Illinois to help military personnel make quick adjustments when they are deployed halfway around the world. For years to come, you will be able to hear the Australian accent of that barmaid in Adelaide, savor that lemon gelato from Rome, and feel the biting Icelandic wind on your cheek. The weirder, the better When traveling I like to zero in on things that help me enjoy the moment and will keep their appeal when I’m back home. I’ve got a world-class collection of absolutely worthless junk, including an egg with a coat of shellac that says “Ecuador,” a battery-operated plastic rat from Vietnam, and a caribou from Quebec that sings “O Canada” when you press its nose. Just sleeping in another bed, eating a meal cooked by someone else, and being pampered by the staff of a nice inn can be refreshing - even if it’s all just around the corner.

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