Geography of Iowa
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The geography of Iowa includes the study of bedrock, landforms, rivers, geology, paleontology and urbanisation of the U.S. state of Iowa. The state covers an area of 56,272.81 sq mi (145,746 km2).
Bedrock formations of Iowa
Iowa coal mine, 1936.
Geode half
Topography of Iowa, with counties and major streams
Lucas, Iowa
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Lucas is a city in Lucas County, Iowa, United States. The population was 172 at the time of the 2020 census.
Lucas, Iowa
John L. Lewis, United Mine Workers President plaque located in Lucas, Iowa