what is the city, located on the Conagree River, that is the capital of south carolina?

http://www.ipl.org/div/kidspace/stateknow/sc1.html

The city located on the Congaree River that serves as the capital of South Carolina is Columbia.

To find the answer to this question, you can use a search engine like Google. Simply type in the keywords "capital of South Carolina" or "city on Congaree River in South Carolina." In the search results, you will quickly find that Columbia is the capital of South Carolina and fits the given description.