Bolivia Salt Hotel

UYUNI SALT FLATS, Bolivia - On the bulletin board of the hotel rising out of a surreal moonscape high in the Andes, somebody posted a note: "Please don't lick the walls."The walls, you see, are made of salt. In fact, much of the hotel - the roof, some beds, chairs, tables and bar - are made of salt. Even the floor is covered with salt granules.The hotel, recently renamed the Salt Palace and Spa,