Looking to live the glamorous, well-traveled life — and stir envy among your Instagram followers — but can’t afford it? Well, now you can have a photo of yourself digitally altered to make it seem like you can. A Nebraska-based photo-editing service named Fake A Vacation lets users send in snapshots to have them superimposed onto fake backgrounds. Options include a sandy beach in Maui, the rushing waters of Niagara Falls, even the Grand Canyon at sunset. It may seem like a joke service, but lying about travel is a far more common practice than you may think. According to...