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Iowa/South Dakota State Line

I-29 I-29 - Exit 1
I-29 I-29 - Exit 151
I-29 North - Welcome To South Dakota

I-29 North - Welcome To South Dakota

Welcome to South Dakota on I-29 north.

I-29 North - Big Sioux River

I-29 North - Big Sioux River

I-29 north at the Big Sioux River. The Big Sioux River marks the state line between Iowa and South Dakota.

I-29 South - Iowa Exit 151

I-29 South - Iowa Exit 151

I-29 south approaching Exit 151 (Iowa) - IA-12/Riverside Blvd.

I-29 South - Welcome To Iowa

I-29 South - Welcome To Iowa

Welcome to Iowa on I-29 south in Sioux City.

I-29 North - South Dakota Exit 1

I-29 North - South Dakota Exit 1

I-29 North - Exit 1 (South Dakota) - Dakota Dunes. Approaching the South Dakota state line.

I-29 South - Welcome To Iowa

I-29 South - Welcome To Iowa

The People of Iowa Welcome You on I-29 south. At the end of the Big Sioux River bridge at the South Dakota - Iowa state line.