Digestive Health and Alcohol Consumption

Strauss punched the pipes with skylights, added doors with electronic locks, and then laid the trio artfully in the grass by the Danube River, in Ottensheim, Austria. Amenities are skimpy, as you might expect: You get a lamp, a mattress, and a few sleeping bags.

On the positive side, the hotel has no fixed rates. You leave whatever amount you think is fair.