US Geography Trivia for The Factual Intellectual 1.3.0

the author of this app says:

Test your knowledge with 500 surprising questions pulled from dozens of United States geography topics. Study these intriguing facts in a relaxed and self-paced fashion using intuitive gestures. This application is a great way for trivia buffs and other assorted know-it-alls to while away the time at the airport, the coffee shop line, or wherever you happen to be.

Build your knowledge in these areas!

US STATES
US LANDMARKS
FAMOUS HOTELS
STATE CAPITALS
MOUNTAINS
RIVERS AND LAKES
AMUSEMENT PARKS
POPULATION
LAND AREAS
AGRICULTURE

Features:
500 challenging questions, with many more coming soon!
Natural sliding interface to navigate questions
Choose from 10, 25, 50, 100, 250, and 500 question rounds
Saves your place between sessions so that you don't lose your progress if you need to answer your phone
Regular updates to increase the number of questions and keep up with current events

Requirements

Requires iPhone OS 2.2.1 or later.