This quiz application from the Sierra Club invites you to determine a location on the globe, based on certain clues provided.This application invites you to determine a location on the basis of certain clues. A clue--for example, "Suddenly, all is calm after days of rafting on thick, red water through furious rapids in Arizona's high desert. Where in the World Are You?"--appears on one screen. The next screen then answers the question and furnishes notes and observations on such topics as the location's geological formation, ecology, and features. This applicaton's content is as diverse as their subjects, but all yield solid information, dry humor, and fine entertainment for the agile of mind. A portion of this mobile application's sales proceeds are donated to the Sierra Club for environmental protection causes.