Columbia River Basalt Group
- Falcon Heights, Minnesota (Wikipedia)
Falcon Heights is a suburb of Saint Paul and a city in Ramsey County, Minnesota, United States. The population was 5,321 at the 2010 census. It became a village in 1949 and a city in 1973.
- Nevada (Wikipedia)
Nevada (/nɪˈvædə/ nih-VAD-ə; Spanish: [neˈβaða]) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, the 32nd-most populous, and the 9th-least densely populated of the U.S. states. Nearly three-quarters of Nevada’s people live in Clark County, which contains the Las Vegas–Paradise metropolitan area, including three of the state’s four largest incorporated cities. Nevada’s capital is Carson City. Las Vegas is the largest city in the state.
Columbia River Basalt Group map shows main regions of basalt exposure in Washington, Oregon, Idaho and Nevada, USA. (usgs.gov)