Frederick Nolan

On 14 May 1804, the personal secretary President Thomas Jefferson, one Capt. Meriwether Lewis, and a companion, William Clark, led a thirty-three-man expedition to the new lands of Louisiana, purchased from Napoleon the previous year. 8,000 miles (13,000 km) and two years later, after rafting up the Missouri and crossing the Rocky Mountains, they reached the far side of the world, the Pacific Ocean. Almost in the footsteps of Lewis and Clark followed...

Lucky Luke is hired to escort Mulligan's Western Circus into town and protect it from the plots hatched by Zilch, who is convinced the circus will take business away from his rodeo.