The US Is Gently Discouraging States From Building New Highways | WIRED
What Is an Interstate Highway? | Wonderopolis
What Are the Differences Between a Highway, Freeway, and Interstate?
Could the US highways that split communities on racial lines finally fall? | US domestic policy | The Guardian
National Highway System (United States) - Wikipedia
Longest Interstate Highways in the United States - WorldAtlas
United States Numbered Highway System - Wikipedia
Difference Between Interstate and Highway | Difference Between
Coast-to-Coast Road Tripping Along U.S. Highway 60 · Escapees RV Club
The Math Inside the US Highway System – BetterExplained
Interstate Highway | U.S. Climate Resilience Toolkit
Bill to study changes in highway use introduced for the first time in 25 years
Map of the US highway system
U.S. highway expansions increase traffic and pollution, environmental groups say | Reuters
:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/44418360/6171216582_6df86d27bd_b.0.0.jpg "Before-and-after maps show how freeways transformed America's cities - Vox")
Before-and-after maps show how freeways transformed America's cities - Vox
The Interstate Highway System - Definition, Purpose & Facts
The 10 most dangerous roads in the U.S.
How Do Highways Get Their Numbers? - The News Wheel
7 of the best interstate travel routes in the US | Real Word
RESTORING THE INTERSTATE HIGHWAY SYSTEM:
The Dwight D. Eisenhower System of Interstate and Defense Highways - 50th Anniversary - Interstate System - Highway History - Federal Highway Administration
The longest road in America runs through 12 states – The Hill
These Are the Most Dangerous Highways in the United States
US interstate highways need overhaul, says new report
Worst U.S. highway conditions: Where does New York rank? - silive.com
