Patuxent Research Refuge was created in 1936.
The area of Patuxent Research Refuge is 51.8 square kilometers.
Preston-on-the-Patuxent was created in 1924.
Patuxent High School was created in 1996.
Patuxent River Naval Air Museum was created in 1975.
Emiquon National Wildlife Refuge was created in 2000.
Echoes of Refuge was created in 2006.
Refuge Denied was created in 1988.
Far from Refuge was created in 2007.
Warrior's Refuge was created in 2006.
Refuge Emílio Goeldi was created in 1988.
Refuge Assurance Company was created in 1858.
Chychkan Wildlife Refuge was created in 1974.