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Simplified map of Iowa Bedrock formations of Iowa 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 km 2 ).
The following is a list of rivers and creeks in Iowa. ... USGS Hydrologic Unit Map - State of Iowa (1974) This page was last edited on 8 January 2025 ...
Northern end of Great River Road overlap: Great River Road south (9th Avenue North) Southern end of Great River Road overlap: 39.865: 64.156: Iowa 136 south (19th Avenue North) / Lincoln Highway Heritage Byway – Fulton: Southern end of Iowa 136 overlap; northern end of Lincoln Highway overlap; intersection is near the foot of the Mark Morris ...
Map of the United States with Iowa highlighted Iowa Cities and Counties. Iowa is a state located in the Midwestern United States. As of 2010, there are 943 incorporated cities in the U.S. state of Iowa. According to the 2020 United States Census, Iowa has 3,190,369 inhabitants and 55,857.13 square miles (144,669.3 km 2) of land. [1]
The bridge crossing the Iowa River near Steamboat Rock is a launched steel I-girder bridge, the first of its kind in the U.S. [5] The bridge was designed to cross the old-growth woodland of the Iowa River valley with minimal impact. US 20 continues east toward Cedar Falls where it overlaps Iowa 58 for just over one mile (1.6 km).
One hundred strip road maps are shown, accompanied by a double-sided page of text giving additional advice for the map's use, notes on the towns shown, and the pronunciations of their names. [3] The roads were measured using a surveyor's wheel and plotted at one inch to the statute mile (1:63,360), an Ogilby innovation. [ 4 ]
CR C9Y / Great River Road south: Southern end of Great River Road overlap: Guttenberg: CR C7X (Garber Road) / River Bluffs Scenic Byway – Garber: Great River Road north (Dekalb Street) Northern end of Great River Road overlap: Garnavillo Township: 106.170: 170.864: Iowa 128 west – Elkader: Farmersburg Township: 114.315: 183.972: Iowa 13 ...
Great River Road south (Mississippi River Road) Southern end of Great River Road overlap: Jefferson Township: 18.168: 29.239: 18: US 61 Bus. north / Iowa 2 west / Great River Road north – Donnellson, Fort Madison: Northern end of Great River Road overlap: Washington Township: 22.140: 35.631: 22: CR J40 – West Point, Fort Madison: Former ...