National Parks Wyoming
Towering more than a mile above the valley of
Jackson Hole, the Grand Teton rises to 13,770 feet.
Twelve Teton peaks reach above 12,000 feet and
support a dozen mountain glaciers. The west side of
the range slopes gently, showing the angle of tilt
of the Earth's crust. The Teton Range is the
youngest range in the Rockies and displays some of
North America's oldest rocks.
Established on March 1, 1872,
Yellowstone National Park is the first and oldest
national park in the world.
within Yellowstone are Old Faithful Geyser and some
10,000 hot springs and geysers, the majority of the
planet's total. These geothermal wonders are
evidence of one of the world's largest active
volcanoes; its last eruption created a crater or
caldera that spans almost half of the park.
outstanding mountain wildland with clean water and
air, Yellowstone is home of the grizzly bear and
wolf, and free-ranging herds of bison and elk. It is
the core of the Greater Yellowstone Ecosystem, one
of the largest intact temperate zone ecosystems
remaining on the planet.
history of the park dates back 12,000 years. The
events of the last 130 years of park history are
reflected in the historic structures and sites
associated with various periods of park
administration and visitor facilities development.