Alaska Central Railroad: Tunnel No. 1
a.k.a. Loop District Tunnel #1
N of Seward, Seward, AK Local significance of the structure: Transportation
Listed in National Register of Historic Places in 1977.
About National Register Listings
The National Register of Historic Places is the official list of the Nation’s historic places worthy of preservation. Authorized by the National Historic Preservation Act of 1966, the National Park Service’s National Register of Historic Places is part of a national program to coordinate and support public and private efforts to identify, evaluate, and protect America’s historic and archeological resources.
The Exxon Valdez oil spill, which occurred in 1989, was one of the worst environmental disasters in United States history. The spill released an estimated 11 million gallons of crude oil into the Prince William Sound and had a devastating impact on the local ecosystem and economy.