This enormous whirlpool fountain is hypnotic

The Marina Bay Sands in Singapore has lots of cool features, but this whirlpool fountain outisde their shopping area could keep some visitors transfixed all day.

Here's a look at the construction of the complex:

It also boasts one of the scariest infinity pools of all time on the hotel roof.

Marina Bay Sands - Whirlpool (YouTube / Jason Tham)