The area of Maria National Park is 23 square kilometers.
The area of Maria Creek National Park is 7,490,000.0 square meters.
Maria National Park was created in 1999.
Maria Creek National Park was created in 1972.
Maria Island National Park was created in 1972.
The area of Hallasan National Park is 153.11 square kilometers.
The area of Karoo National Park is 767.86 square kilometers.
The area of Torndirrup National Park is 39.36 square kilometers.
The area of Alfred National Park is 30.5 square kilometers.
The area of Djurö National Park is 24 square kilometers.
The area of Björnlandet National Park is 11 square kilometers.
The area of Sundown National Park is 160 square kilometers.
The area of Greenmount National Park is 2,020,000.0 square meters.