Its collections focus on the state's pre-history, history, and natural science.

Permanent exhibits include dioramas of Maine's animals, birds and plants in different ecosystems; gems and minerals; displays about the state's natural resources and industries, including forestry, granite, fishing, and agriculture; Clovis culture and archaeological artifacts; and settlement and state history.

Fishman had approached the Department of Labor about displaying the mural after its own search for a location on its property was not successful.

A spokeswoman for the Department of Labor stated that the new location would have better security and more viewership.

[1] The agreement between the Department of Labor and the Museum provides for a three-year, renewable loan.