Who builds the national parks in the US? | National Park Foundation | Scoop.it

The national parks in the us are built and maintained by the National Parks service, an agency that belongs to the Department of the Interior. They work tireless to maintain and build up national parks to protect our nations amazing and beautiful landmarks. This is a much needed service for the national parks. Check out http://www.nationalparks.org/explore-parks to read more about Explore National Parks.