Yes, some of the Buffalo Bill stories were fictionalized. Buffalo Bill Cody was a real person, but his tales were often embellished for entertainment purposes in the dime novels and shows that made him famous.
Yes, there is one famous story where his ghost is seen at his old ranch. Supposedly, a ranch hand once saw a translucent figure that looked just like Buffalo Bill near the stables. The figure disappeared as soon as the ranch hand got closer.
Buffalo Bill is typically not based on a real-life person or event. It's more likely a creation of imagination or inspired by various fictional elements rather than being tied to true events.
The story is a mix of fact and fiction. Wild Bill Hickock was a real person, a famous lawman and gunfighter in the American West. However, the specific stories about him and the white buffalo often have elements of legend and exaggeration added over time.
There are tales that in the old buildings associated with him, like some of the forts or trading posts he frequented, strange noises are heard. It could be the creaking of old floorboards as if someone is walking around. Some believe it's the ghost of Buffalo Bill Cody still patrolling the areas he once knew so well. It's possible that his strong connection to these places in life has left an imprint that lingers as a ghostly presence.