The Manhattan Project National Historical Park was established in 2015 and spans between 3 different states that were instrumental in helping end World War II. Exploring a National Park can be confusing, especially since the sites are scattered throughout the town and some are located on Department of Energy land. If you want to explore the Manhattan Project National Historical Park but don’t know where to begin? Take a look at Road Trips & Coffee @roadtripscoffee travel guide of where to go and what to expect!