This YouTube video shows a different design for the never-built underwater resort:
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This YouTube video shows a different design for the never-built underwater resort:
So not next to the Hilton, but between the Ritz-Carlton and the Meridien.
Dubai Marina, next or close to the old Hilton hotel:
https://true-dubai.com/hydropolis.htm
Where exactly was it supposed to go?
Announced in 2005 or 2006, it never happened.
Source:
https://www.iloboyou.com/hydropolis-underwater-hotel-in-dubai/
Status: failed