Figure 3. Number of Intercity Transportation Modes Serving a Rural Area in 2010
NOTE: Includes all intercity air, bus, ferry, and rail terminals in 2010. A rural area is a Census block group with its centroid outside of the area defined by the United States Census Bureau as an urbanized area or urban cluster in 2000.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics.