The past year in travel has been marked by consolidation: Marriott created the world’s largest hotel company with its acquisition of Starwood Hotels; Paris-based AccorHotels took over the luxury portfolio of Fairmont, Raffles, and Swissôtel; and China’s ambitious Ctrip booking platform announced its global ambitions by taking over the U.K.-based travel search engine Skyscanner. But even as the dominant players grow stronger and bolder, new ideas are bubbling up all over that promise to change the way we experience the world.