Salt hotel dining area. Dining table and stools at the Salt Palace and Spa on the Uyuni Salt Flats in Bolivia, which is made entirely from salt bricks. The bricks are 35 centimetres square, and were cut from the salt flats. Much of the hotel's furniture is also made from salt bricks, including the table and stools seen among scattered salt. There are twelve rooms, that surround a courtyard, all of which have flushing toilets but no showers.