求鉴定 — saw a clip calling Danigala in Sri Lanka an 'alien mountain' because it's a perfect circle. is there anything to this or pure YouTube?

刷到 a short going 'ALIEN MOUNTAIN found in Sri Lanka🛸' about a place called Danigala (Danigala Rajagala area, Eastern Province near Maha Oya). the whole hook is that it's this flat-topped, near-perfectly CIRCULAR rock hill and the narrator goes 'no natural mountain is this round, it's a UFO landing p……