Clarksville is a city in Calumet Township, Pike County, Missouri, United States.

[4] The city was named for William Clark, governor of the territory at that time.

[5] The Clarksville Historic District, Clifford-Wyrick House, Lock and Dam No.

[7] Clarksville is located adjacent to the Mississippi River and is on State Route 79 about nine miles southeast of Louisiana, Missouri.

Clarksville Island is in the Mississippi east of the Missouri-Illinois state line.

40.0% of all households were made up of individuals, and 18.5% had someone living alone who was 65 years of age or older.

The event is sponsored by the Missouri Department of Conservation, the city of Clarksville and the U.S. Army Corps of Engineers.

The lookout point, offering a view of 800 square miles, is the highest on the Mississippi River.

There were plans to reopen it in the early 2000s, but the project has faced challenge from the Sac and Fox Nation of Oklahoma as the skylift is on an ancient Native American burial mound.