June 29, 1906: Mesa Verde National Park is established in southwestern Colorado. After reports of vandalism at the sites of spectacular ruins of ancient Anasazi pueblo structures (at right), U.S. President Theodore Roosevelt ordered the creation of a park to protect Mesa Verde.
June 29, 1938: Olympic National Park in Washington state is created. The park features rocky Pacific beaches, temperate rain forest, and rugged, glaciated mountains.
June 29, 1973: U.S. President Richard M. Nixon delivers a national address to outline steps to deal with the energy crisis, including the creation of a panel to reduce energy use.
Photo: Ken Lund/Flickr
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