It takes some effort to get to the lake in Indonesia that earned the nickname, the "mirror of the sky," a place that foreigners rarely visit.

The villas at Mirror Lake will include four "treehouse" cabins, with spiral staircases wrapped around white pine trees, and bedrooms cantilevered over cliffs.

No stranger to unconventional lodgings, the Wisconsin Dells area is getting a new vacation-rental option in the form of four ...