The variation in the topics of themed lodging is the main reason peo- ple are attracted to them. The themes of some facilities vary depend-ing on the time of year. For example, South Padre Island serves as a spring-break party destination, a relaxing beach resort during the peak summer season, and an eco-tourism destination during the off-season. In most cases, the surrounding townspeople and businesses cooper- ate to enhance the theme's environment. The themes vary almost as much as the needs of the customers they serve. Themed lodging can be historic (Colonial Williamsburg), ecological (YellowstonePark), gambling-oriented (Las Vegas), cultural (the Louvre), celebratory (Mardi Gras), or leisure (Club Med).