After years of vacation and business travel, we're sure of one thing: Hotels are a little boring. Some boast spas and indoor pools. Others leave cute twisted-towel animals on your bed after tidying up. But when have you ever considered sending your family a postcard of your hotel? This site encourages you to find unique places to stay based on location, budget, theme, or the elusive "wow!" factor. With categories ranging from igloos to lighthouses to caves, it can be easy to plan a vacation around unusual hotels. If you're looking for the ones that'll really make your postcard stand out, check into these: