La grande sfida

Sitting Bull and Grey Bear’s Sioux have gone on the warpath against the iron horses that cross their land. With the weapons they received from crooked White men, they win the first battle. Now it’s Bill Adams’ turn to find out who’s helping the Natives in the sabotage of the Union Pacific. A beautiful woman, Belinda, and the brave Buffalo Bill are on his side, but it won’t be easy to trace back a chain leading to the higher echelons…