The Captain Meriwether Lewis Dredge in Brownville, Nebraska is reported to be haunted by a variety of paranormal activity, including disembodied sounds and apparitions. Visitors have reported hearing a piano play by itself, with one witness claiming to have seen the keys moving on their own. Additionally, some have reported seeing a ghostly figure in a long black coat and top hat, accompanied by a large Rottweiler, outside the dredge. Other reported phenomena include unexplained footsteps and objects moving independently. A prominent report involves a piano that plays on its own, with the keys seen moving without anyone present. Eyewitnesses have described seeing a man in a long black coat and top hat with a large Rottweiler, suggesting a presence outside the vessel. Visitors have reported hearing disembodied footsteps and other sounds that cannot be attributed to natural causes. There are also accounts of objects moving by themselves within the dredge. The dredge was built in 1931 by the U.S. Army Corps of Engineers to control flooding and maintain navigable waterways on the Missouri River.