Resource List: Trains, Planes, Automobiles, and Ships
- Famous Aviators
- Most Popular International Car Colors, 2003–2004
- Most Expensive Cars, 2007
- Least and Most Polluting Cars, 2007
- Top-Selling Vehicles in the U.S., 2005
- Top 20 Selling Passenger Cars in the U.S., 1999–2001
- Most Popular Car Colors, 2003–2006
- World's Largest Subway Systems
- Absolute World Records
- World's 30 Busiest Airports by Passengers and Cargo, 2005
- Aviation
- Transportation
- Trains, Planes, Automobiles, and Ships
- Least and Most Polluting Cars, 2014
- Least and Most Polluting Cars, 2013
- Least and Most Polluting Cars, 2011
- Least and Most Polluting Cars, 2010
- Least and Most Polluting Cars, 2009
- The Nano: World's Cheapest Car
- Least and Most Polluting Cars, 2008