Peace Arch Park is an international park consisting of Peace Arch Historical State Park in the United States and Peace Arch Provincial Park in Canada. The park straddles the international boundary between the United States and Canada at the extreme western end of the main contiguous section of the two countries' land border, where it reaches Semiahmoo Bay of Puget Sound on the continent's Pacific Coast. The park's central feature is the Peace Arch.The park is located at the Peace Arch Border Crossing (also known as the Douglas Border Crossing), where Highway 99 in British Columbia and Interstate 5 in Washington State meet. The park's northern portion is about and is managed by the British Columbia Ministry of Environment. The southern portion is about and is managed by the Washington State Parks and Recreation Commission.HistoryThe Peace Arch, dedicated in 1921, was the first such structure in the world to celebrate long lasting peace between two countries. It was built on the International Boundary between Canada and the United States to commemorate the lasting peace between the two countries. The Canadian side was established as a provincial park on November 7, 1939.