Web Directory by Internet-Web-Directory.com

Divided by individual states (eventually there will be eight).

Includes stories about lampposts, signals, and other roadside furnishings, as well as roadways and mass transit. Primarily covers metropolitan New York City and the surrounding area.

Many locations, predominantly Wisconsin.

Covers Pittsburgh and the new Mon-Fayette Expressway toll road in Southwestern Pennsylvania.

Photographs and commentary on the first federally-funded highway. Includes historical references and links to similar sites.

Photo log and other information.

Collection focusing on the Ohio/West Virginia border area.

Collection focusing on the Ohio/West Virginia border area.

Various locations in Indiana, Michigan, and Ohio.

Includes Pennsylvania.