You'll literally feel like royalty when you take a dip at the Raffles Grand Hotel d'Angkor in Siem Reap, Cambodia. At 37 metres long, the pool is the kingdom's largest and was inspired - both in design and proportion - by the ancient bathing pools of the Khmer kings at the temple of Phimeanakas at Angkor.
Find cheap flights to Cambodia with Bing
50 things to eat before you die
In pictures: the most luxurious boats afloat
For more quirky travel features, follow MSN Travel on Twitter
Where to find the world's most secluded beaches
I'm surprised the largest swimming pool in the world in Chile wasn't on there! Here it is:
http://www.grisak.com/Fun%20Stuff/Fun%20Pictures/large%20pool%201.jpg
Gstadt palace must be a contender.
Peter Sellars made a great film there