Sometimes a standard hotel room or vacation rental doesn’t cut it. Airbnb, the site where people can list and view vacation rentals, analyzed which properties millions of users have put on their “Wish Lists” since the feature was launched in 2012. Recently, they shared their findings—the top five types of properties were treehouse, igloo, van, lighthouse, and cave. Structurally unique rentals and those in sunny locales (like Belize, Turks and Caicos, and Puerto Rico) reigned supreme. Here are the top 10 most Wish Listed homes on the site.