What is that huge hole in the sea near a coastal city… and how is it even there? 😳🌊 A helicopter flying over the coastline has reportedly captured something that doesn’t quite add up — a massive, near-perfect dark opening deep in the water where the seabed should be. 🚁 From above, the ocean suddenly shifts from normal blues into an intense dark circular zone, almost like the seafloor just drops away. No clear edges. No visible bottom. Just a deep void-like formation sitting beneath calm coastal waters. So what could it actually be? Some are saying it could be a blue hole or sinkhole system, where limestone has collapsed over thousands of years, creating deep vertical caverns under the seabed. Others think it could be an underwater cave network entrance, still unmapped and far larger than expected. 🧭 There are also theories pointing to deep-sea trench formations closer to shore than usual, where shifting tectonic activity has created a sudden depth change that looks like a “hole...