Mojave National Preserve is located in the Mojave Desert of San Bernardino County, California, USA, between Interstate 15 and Interstate 40. The preserve was established October 31, 1994 with the passage of the California Desert Protection Act by the US Congress. Previously, it was the East Mojave National Scenic Area, under the jurisdiction of the Bureau of Land Mana...

Noatak National Preserve is a United States National Preserve in northwestern Alaska that was established to protect the Noatak River Basin. The Noatak River system, located just north of the Arctic Circle, is thought to be the last remaining complete river system in the United States that has not been altered by human activities. The roadless basin was proclaimed a U...

Tallgrass Prairie National Preserve is a United States National Preserve located in the Flint Hills region of Kansas, north of Strong City. The preserve protects a nationally significant example of the once vast tallgrass prairie ecosystem. Of the 400,000 square miles (1,000,000 km2) of tallgrass prairie that once covered the North American continent, less than 4% rem...

Valles Caldera (or Jemez Caldera) is a 13.7-mile (22.0 km) wide volcanic caldera in the Jemez Mountains of northern New Mexico. Hot springs, streams, fumaroles, natural gas seeps and volcanic domes dot the caldera floor landscape. The highest point in the caldera is Redondo Peak, an 11,253-foot (3,430 m) resurgent lava dome located entirely within the caldera. Also wi...

Wrangell–St. Elias National Park and Preserve are a United States national park and national preserve jointly managed by the National Park Service in southeastern Alaska established in 1980 by the Alaska National Interest Lands Conservation Act. This protected area is included in an International Biosphere Reserve and is part of a UNESCO World Heritage Site...

The Yukon–Charley Rivers National Preserve is located in east central Alaska along the border with Canada. It encompasses 115 miles (185 km) of the 1,800-mile (3,000 km) Yukon River and the entire Charley River basin. Numerous rustic cabins and historic sites are located in the preserve. These are reminders of the importance of the Yukon River during the Klondik...