TV Ancient Aliens - Season 19 Episode 4 : The Power of the Obelisks Ancient Aliens - Season 19 Episode 4 : The Power of the Obelisks 7/10 by 287 users The towering obelisks of ancient Egypt weigh hundreds of tons and each was perfectly carved from a single granite rock. While mainstream scholars identify them as monuments to the pharaohs, Ancient Astronaut Theorists suggest they may have served a technological purpose–they powered a technology that allowed for communication with the gods who came from the stars. Details Casts Posters Images Title Ancient Aliens - Season 19 Episode 4 : The Power of the Obelisks Alternative Titles Nos ancêtres les extraterrestres, 远古外星人, Ancient Aliens - Neue Erkenntnisse, Generacion alien, Alienígenas ancestrales, Alien Theory, 古代の宇宙人, Goście z Przeszłości, Drevni vanzemaljci First Air Date 2010-04-20 Last Air Date 2025-11-06 Number of Episodes 278 Number of Seasons 21 Genres Documentary, Mystery, Sci-Fi & Fantasy, Networks History, Casts Robert Clotworthy, Giorgio A. Tsoukalos, Ariel Bar Tzadok, Jonathan Young, David Childress, Erich von Däniken, Linda Moulton Howe, David Wilcock, George Noory, Philip Coppens, Nick Pope Plot Keywords , Narrator (voice) Robert Clotworthy Self Giorgio A. Tsoukalos Self Ariel Bar Tzadok Self Jonathan Young Self David Childress Self Erich von Däniken Self Linda Moulton Howe Self David Wilcock Self George Noory Self Philip Coppens Self Nick Pope Self Mike Bara Self Bill Birnes Self Hugh Newman Self Robert M. Schoch Self Nick Redfern Episodes List Ancient Aliens Season 19 :Episode 1 The Hotspot Connection The Hotspot Connection 2023-01-06 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 2 The Crop Circle Code The Crop Circle Code 2023-01-13 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 3 Mystery of the Lost Civilization Mystery of the Lost Civilization 2023-01-20 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 4 The Power of the Obelisks The Power of the Obelisks 2023-02-03 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 5 The MUFON Files The MUFON Files 2023-02-10 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 6 Cosmic Impacts Cosmic Impacts 2023-02-17 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 7 Close Encounters of the Fifth Kind Close Encounters of the Fifth Kind 2023-02-24 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 8 The Mysteries of Alaska The Mysteries of Alaska 2023-03-03 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 9 Aliens in our Airspace Aliens in our Airspace 2023-03-10 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 10 The Giants of Malta The Giants of Malta 2023-03-17 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 11 The Top Ten Pyramid Sites The Top Ten Pyramid Sites 2023-06-30 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 12 The Top Ten Mysterious Devices The Top Ten Mysterious Devices 2023-07-07 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 13 The Top Ten Mysterious Islands The Top Ten Mysterious Islands 2023-07-14 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 14 The Top Ten Alien Craft The Top Ten Alien Craft 2023-07-21 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 15 Edgar Cayce: The Sleeping Prophet Edgar Cayce: The Sleeping Prophet 2023-08-04 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 16 The Gods of Greece The Gods of Greece 2023-08-11 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 17 The New UFO Hunters The New UFO Hunters 2023-08-18 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 18 Power of the Talisman Power of the Talisman 2023-08-25 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 19 The Top Ten Mysteries of the Deep The Top Ten Mysteries of the Deep 2023-09-08 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings... Ancient Aliens Season 19 :Episode 20 The Top Ten Alien Petroglyphs The Top Ten Alien Petroglyphs 2023-09-15 Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings...