Sizing up Costa Rica’s most luxurious 5-star ultra-villa

Back in 2007, Airbnb rebranded vacation rentals to the point where it’s now a generic term. The self-catering landscape is a slightly mixed bag, though. Travelers have shared their worst experiences online, from the annoying (huge binders of house rules), to the fraudulent (a sea view that was actually a painted mural on a brick...