The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access hig
I‑55 under construction in Mississippi in May 1972
A 1957 aerial photograph showing a recently constructed interchange on I-5 in Glendale, California
A commemorative sign introduced in 1993. The system was established during Dwight D. Eisenhower's presidency, and the five stars commemorate his rank as General of the Army during World War II.
The fervor of urban renewal led to the routing of Interstate 81 through the middle of Syracuse's 15th ward in the 1960s. The viaduct is now slated for demolition.
U.S. Route 66 or U.S. Highway 66 was one of the original highways in the United States Numbered Highway System. Established on November 11, 1926, with signage erected the following year, the highway r
Interstate Highway System
…the first three contracts under the new program were signed in Missouri on August 2, 1956. The first contract signed was for upgrading a section of US Route 66 to what is now designated Interstate 44. On August 13, 1956, work began on US 40 (now I-70) in St. Charles County. Kansas claims that it was the first…
A remnant of an original state right-of-way marker from early construction of US 66
Route 66 marker outside the Woodruff Building in Springfield, Missouri
Modern 'historic' signage at Route 66's eastern terminus in Chicago
Restored Magnolia gasoline station museum on Route 66 in Shamrock, Texas