【水中!?】脅威の技術！有史以前のエジプトには何かがあった？オシレイオンの真実

This time, we're explaining the "Osireion," an extraordinary underground temple in Abydos, southern Egypt! Officially, it's said to have been built by Seti I, but it's a ruin full of mysteries: it's made of undecorated megaliths, completely different from the temple next door, and it's submerged deep underwater. It's an architectural structure on a level that's impossible to recreate even with modern technology... Who really built it, when, and how? Let's explore this thrilling ancient romance together! ⏱ Table of Contents (*Adjust the times to match the video) 00:00 Opening: What is the Osireion? 01:25 An Out-of-Place Ruin: Megalithic structures buried in sand and hidden underground passages 04:10 The Mystery of the Era: Contradictions in the Seti I construction theory and the truth of the L-shaped temple 06:45 The Architectural Mystery: Construction 15 meters underwater? Ancient "fossil water" and aquifers 09:30 Ending: The possibility of an ultra-ancient civilization and summary 🔍 Highlights of this Video Weighing 50 to 100 tons! An unusual space of "**undecorated megaliths**" in stark contrast to the Temple of Seti I. The logical reason why the Temple of Seti I has an "**L-shape**," which is unprecedented in Egyptian history!? The "**10,000-year-old construction theory**" emerging from similarities with the Valley Temple in Giza. The water won't drain even with a powerful 1,900L/min pump! The baffling contradiction of "**underwater construction**." What do you all think about the true identity of the Osireion? Please share your theories in the comments section! If you found this interesting, please don't forget to like and subscribe to the channel! *Sources / References* [https://isida-project.org/](https://isida-project.org/) Photos used with permission [https://www.flickr.com/photos/archaeo...](https://www.flickr.com/photos/archaeo...) By Archaeology Archive Project [https://www.flickr.com/photos/manna4u/](https://www.flickr.com/photos/manna4u/) By kairoinfo4u *AI Voices* "VOICEVOX: Zundamon" "VOICEVOX: Tohoku Kiritan" *BGM* [https://amachamusic.chagasi.com/](https://www.google.com/search?q=https...) [https://dova-s.jp/](https://www.google.com/search?q=https...) *Images* Zundamon by Sakamoto Ahiru [https://seiga.nicovideo.jp/user/illus...](https://www.google.com/search?q=https...) *Subscribe here:* [   / @zunda-mu  ](https://www.google.com/search?q=http%...)