The Land Unknown
- Tahun: 1957
- Negara: United States of America
- Aliran: Petualangan, Fantasi, Cerita Fiksi
- Studio: Universal International Pictures
- Kata kunci: rescue, helicopter, monster, tyrannosaurus rex, expedition, carnivorous plant, jungle, prehistoric creature, reporter, dinosaur, raft, antarctica, sea monster, pterodactyl, lost world, plesiosaur
- Direktur: Virgil W. Vogel
- Pemeran: Jock Mahoney, Shirley Patterson, William Reynolds, Henry Brandon, Douglas Kennedy, Phil Harvey