Sioux Falls is a city in South Dakota. The Big Sioux River tumbles over a series of rock faces in Falls Park, which includes an observation tower and the ruins of the 19th-century Queen Bee Mill. The Queen Anne–style Pettigrew Home & Museum has artifacts collected by Senator Richard F. Pettigrew. The Old Courthouse Museum offers exhibits on local history. Southwest, Sertoma Park has a butterfly house and an aquarium.

What is Sioux Falls famous for?

Sioux Falls has more than 70 parks and greenways. Probably the best known is Falls Park, established around the city's namesake waterfalls on the Big Sioux River, just north of downtown. Other notable parks include Terrace Park, McKennan Park, Sherman Park, and Yankton Trail park.