Idaho is a state in the Pacific Northwest region of the United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyoming to the east, Nevada and Utah to the south, and Washington and Oregon to the west. The state's capital and largest city is Boise. With an area of 83,570 square miles (216,400 km2), Idaho is the 14th largest state by land area, but with a population of approximately 1.8 million, it ranks as the 13th least populous and the 7th least densely populated of the 50 U.S. states.
The Snake River is a major river of the greater Pacific Northwest region in the United States. At 1,078 miles (1,735 km) long, it is the largest tributary of the Columbia River, in turn, the largest North American river that empties into the Pacific Ocean. The Snake River rises in western Wyoming, then flows through the Snake River Plain of southern Idaho, the rugged Hells Canyon on the Oregon–Idaho border and the rolling Palouse Hills of Washington, emptying into the Columbia River at the Tri-Cities in the Columbia Basin of Eastern Washington.
Twin Falls County is a county in the south central part of the U.S. state of Idaho. As of the 2020 Census, the county had a population of 90,046, making it the fifth-most populous county in Idaho. The county seat and largest city is Twin Falls. Twin Falls County is part of the Twin Falls, ID Twin Falls Metropolitan Statistical Area.
Jerome County is a county in the U.S. state of Idaho. As of the 2020 Census the county had a population of 24,237. The county seat and largest city is Jerome. The county was created by the Idaho Legislature on February 8, 1919, by a partition of Lincoln County. It was named after either Jerome Hill, a developer of the North Side Irrigation Project, his son-in-law Jerome Kuhn, or his grandson Jerome Kuhn, Jr.
Twin Falls is the county seat and largest city of Twin Falls County, Idaho, United States. The city had a population of 51,807 as of the 2020 census. In the Magic Valley region, Twin Falls is the largest city in a 100-mile (160 km) radius, and is the regional commercial center for south-central Idaho and northeastern Nevada. It is the principal city of the Twin Falls metropolitan statistical area, which officially includes the entirety of Twin Falls and Jerome Counties. The border town resort community of Jackpot, Nevada, 50 mi (80 km) south at the state line, is unofficially considered part of the greater Twin Falls area. Located on a broad plain at the south rim of the Snake River Canyon, Twin Falls, is where daredevil Evel Knievel attempted to jump across the canyon in 1974 on a steam-powered rocket. The jump site is northeast of central Twin Falls, midway between Shoshone Falls and the Perrine Bridge.
Multnomah Falls is a waterfall located on Multnomah Creek in the Columbia River Gorge, east of Troutdale, between Corbett and Dodson, Oregon, United States. The waterfall is accessible from the Historic Columbia River Highway and Interstate 84. Spanning two tiers on basalt cliffs, it is the tallest waterfall in the state of Oregon at 620 ft (189 m) in height. The Multnomah Creek Bridge, built in 1914, crosses below the falls, and is listed on the National Register of Historic Places.
Shoshone Falls is a waterfall in the western United States, on the Snake River in south-central Idaho, approximately three miles (5 km) northeast of the city of Twin Falls. Sometimes called the "Niagara of the West," Shoshone Falls is 212 feet (65 m) in height, 45 feet (14 m) higher than Niagara Falls, and flows over a rim nearly one thousand feet (300 m) in width.
This is a directory of properties and districts included among the National Register of Historic Places listings in Idaho. There are approximately 1,000 sites in Idaho listed on the National Register. Each of the state's 44 counties has at least one listing on the National Register.
Milner Dam is a rockfill dam near Burley in south central Idaho. It impounds the Snake River in a reservoir named Milner Lake. The dam spans the river across two islands, with three embankments.
Wilson Butte Cave is located on the Snake River plain in Jerome County northeast of Twin Falls and southeast of Shoshone, Idaho. Listed on the National Register of Historic Places as an archeological site, it is maintained by the Bureau of Land Management (BLM).
Interstate 84 (I-84) in the U.S. state of Idaho is a major Interstate Highway that traverses the state from the Oregon state line in the northwest to Utah state line in the southeast. It primarily follows the Snake River across a plain that includes the cities of Boise, Mountain Home, and Twin Falls. The highway is one of the busiest in Idaho and is designated as the Vietnam Veterans Memorial Highway.
Fall River rises on the Madison and Pitchstone Plateaus in the southwest corner of Yellowstone National Park, Wyoming and flows approximately 64 miles (103 km) to its confluence with the Henrys Fork of the Snake River near Ashton, Idaho. Historically, the river was referred to as the Middle Fork of the Snake River or as Fall River or the Falls River by trappers and prospectors as early as the 1830s. It was officially named the Falls River by 1872 Hayden Geological Survey, but was always called Fall River by the locals and so the U.S. Board on Geographic Names changed the official name to Fall River in 1997 at the request of Idaho authorities. The river is home to numerous waterfalls and cascades in its upper reaches.
Twin Falls is a waterfall in the western United States, on the Snake River in the Snake River Canyon of south-central Idaho. The falls are located on the border of Jerome and Twin Falls counties, a few miles east of its namesake city, Twin Falls. They are upstream (east) of Pillar Falls and Shoshone Falls and just downstream from Milner Dam.
Pillar Falls is a waterfall near Twin Falls, Idaho. Several basalt pillars divide the Snake River into multiple channels, through which the river drops about 20 feet.
Cauldron Falls or Caldron Falls may refer to:
The Sternwheeler Jean is a historic steamboat that operated on the Willamette River, in the U.S. state of Oregon. It is a 168-foot (51 m)-long tugboat, built in 1938 for the Western Transportation Company and in service until 1957. In August 1989, it was listed on the U.S. National Register of Historic Places in Nez Perce County, Idaho. At that time, it was located in Lewiston, Idaho, having been there since 1976. In Lewiston, its location changed from time to time, and Hells Gate State Park was among the locations where Jean was moored. As of 1997, it was still in Lewiston, afloat on the Snake River, but its operating equipment had been removed. Its private owner at that time, the James River Corporation, sold the tug in 1998. In July 2004, Jean was moved from Lewiston to Portland, Oregon. Subsequently, its twin paddle wheels have been removed.
Lower Salmon Falls Dam is a concrete gravity-type hydroelectric dam on the Lower Salmon Falls of the Snake River, in the U.S. state of Idaho. The dam is located 5 miles downstream from Upper Salmon Falls, between Gooding County and Twin Falls County, Idaho.
The Guffey Butte–Black Butte Archeological District is a 14,000 acres (57 km2) historic district in southwestern Idaho, United States, that is listed on the National Register of Historic Places (NRHP). It includes numerous archeological sites in Ada, Canyon, Elmore, and Owyhee counties.
Owsley Bridge is a historic bridge spanning the Snake River on the Twin-Gooding county line in southern Idaho, United States, that is listed on the National Register of Historic Places.
Priestly's Hydraulic Ram, located in Gooding County, Idaho near Hagerman, Idaho, was a hydraulic ram invented and built c. 1890. It was used to move water uphill to irrigate agricultural land on the plateau above the Snake River. It was located about 6 miles (9.7 km) south of Hagerman at Thousand Springs. The area is now Thousand Springs State Park. It was listed on the National Register of Historic Places (NRHP) in 1975.
