The Starlost (1973)

S16E11 Whitcombes v Severns

After facing defeat in their initial heats, two teams battle to remain in the running. They must uncover the links between Picacho Peak, La Brea Tar Pits, Sierra Nevada Mountains, and the Rio Grande River to succeed in their quest. The pressure is on as they race against time to piece together these geographical puzzles and secure their place in the competition.