The first country to ratify the convention Concerning the Protection of the World Cultural and Natural Heritage was the United States. This agreement was an effort to define and conserve the world’s heritage. It was adopted by UNESCO in 1972. By 2003, 20 World Heritage sites had been listed in the United States.
The euro 0,55 stamp shows the Olympic National Park in Washington State, named for Mount Olympus. The park encompasses rocky ocean shores, glaciers, and rainforests.
The Everglades is on the euro 0,75 stamp. The Glades is formed by a river 6 inches deep and 50 miles wide that flows over 1.4 million acres in southern Florida. It supports a variety of wetland wildlife.