Flag Ponds Nature Park is a nature preserve located in St. Leonard, Maryland

St. Leonard, Maryland

St. Leonard is a census-designated place in Calvert County, Maryland, United States. The population was officially 536 at the 2000 census, although residents of the Calvert Beach-Long Beach, Maryland community also use the St. Leonard zip code designation, making it in fact a much larger community...

 along the Chesapeake Bay

Chesapeake Bay

The Chesapeake Bay is the largest estuary in the United States. It lies off the Atlantic Ocean, surrounded by Maryland and Virginia. The Chesapeake Bay's drainage basin covers in the District of Columbia and parts of six states: New York, Pennsylvania, Delaware, Maryland, Virginia, and West...

 in Calvert County, Maryland

Calvert County, Maryland

Calvert County is a county located in the U.S. state of Maryland. It occupies the Calvert Peninsula which is bordered on the east by the Chesapeake Bay and on the west by the Patuxent River. Calvert County is part of the Southern Maryland region. Calvert County's residents are among the highest...

. It is operated by the Maryland

Maryland

Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...

 Department of Natural Resources. The park includes nature trails and a beach for swimmers. Fossil shark's teeth eroded from the Calvert Cliffs

Calvert Cliffs State Park

Calvert Cliffs State Park is a state park in Calvert County, Maryland, USA, situated on the Chesapeake Bay. On the 1612 John Smith map, the site is called "Rickard's Cliffes"...

formation may be collected on the beach. The area included in the park was once a center for pound net fishing from the early 1900s through 1955. One fishing shanty remains.