Hawaii Volcanoes National Park Poster Arizona When Olympic National Park was

When Olympic National Park was established in 1938

10 pit houses

When it opened to traffic in 1926

despite becoming America’s first national monument in 1906

were declared a part of the National Park System on November 12

Hawaii Volcanoes National Park Poster Arizona When Olympic National Park wasDescription 14" x 22" poster Interpretive Copy Dedicated on April 15, 1928, Chain of Craters Road was built to the rim of Makaopuhi Crater. By 1965, it reached all the way to Kalapana on the coast. Since then, the highway has been inundated by a series of lava flows that have caused closures, realignments, and abandoned remnants all along its path. Today, Chain of Craters Road grants access to stunning views, ancient petroglyphs, and Holei Sea Arch on