This one is cheating a bit. This abandoned water park in Thuy Thien Lake has fallen into disuse but had found it’s second life as a tourist attraction. While the project has been abandoned, on any given day you’ll find a number of tourists wandering the premises in their rental scooters taking pictures.

Interestingly, the former aquarium held three crocodiles that were only recently remove from the premise.

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More information can be found here: https://www.expatolife.com/thuy-tien-lake-abandoned-water-park-hue-vietnam/