From mysterious building found at the bottom of a lake left for centuries to cities which were only previously thought to exist in the realms of fantasy to a…Russian Atlantis these are 7 Underwater Cities.
[youtube https://www.youtube.com/watch?v=ftfUQsU3x00]
and check this out…
[youtube https://www.youtube.com/watch?v=2W58v-v8Ofw?list=PL7IpKC-AWts63ralQR1Gmf1DR4eRahUIb]
