Chincoteague National Wildlife Refuge
The Chincoteague National Wildlife Refuge is a 14,000-acre (57 km2) wildlife preserve operated by the U.S. Fish & Wildlife Service. It is primarily located on the Virginia half of Assateague Island with portions (only about 3%) located on the Maryland side of the island, as well as Morris Island and Wildcat Marsh.
Source: Wikipedia — Chincoteague National Wildlife Refuge (CC BY-SA 4.0)