\r\nWe have dug deeper than any others before us to find the most incredible, luxurious swimming pools from around the world. From a swimming pool with a 1,000-year-old history to personal pools with secret passageways, we bring you the top 20 swimming pools you can't swim in... unless you buy them. Sorry. If you want to read about a full on beach, you might want to read our page on the Seagaia Ocean Dome was the largest indoor beach.\r\n20.\r\n\r\n\r\nFor the last on the list, this is not too shabby. Take a load off, sit under a waterfall and enjoy a cool beverage in Costa Rica. Just another day.\r\n19.\r\n\r\n\r\n\r\n\r\nWith a view of Iceland like this, anything becomes spectacular. Although, wild sheep might be an issue when you're trying to get cozy in this wet hangout. Baa, Baa!\r\n18.\r\n\r\n\r\nYou're looking at the world's largest residential pool, located adjacent to a 9,000 square foot mansion in El Campo, Texas. Cheryl Kuykendall, a pool designer hired by the residence owners, created this aquatic playground, which includes a 40,000 square foot main pool, a 500 foot lazy river, six waterfalls, a 21 foot slide, a kiddie area, bar, and outdoor kitchen. The completed project cost nearly $3 million.\r\n17.\r\n\r\n\r\nWelcome to Grants Pass, OR, home of the indoor "cave" pool. This pool is just an addition to this estate's 100,000 gallon outdoor pool, but it's awfully unique.\r\n16.\r\n\r\n\r\n\r\n\r\nYou can find this beauty about five miles from Sydney\u00a0in the state of New South Wales, Australia. This residence was designed as a casual family\u00a0retreat.\r\n15.\r\n\r\n\r\nDesigned by landscape architects Out of the Blue (also in Australia), the\u00a0Transparent Pool showcases a transparent acrylic wall for viewing out or in.\r\n14.\r\n\r\n\r\nThe\u00a0Tangga House features a borderless pool which surrounds two sides of the home. The house also has a nifty rooftop garden for growing you know, plants and stuff.\r\n13.\r\n\r\n\r\nPart of a Mercer Island, WA home, this property took nearly 16 years to complete and features this awesome swimming pool with\u00a0Japanese Shinzuka trusses and a copper roof. The pool area alone took almost five years to complete.\r\n12.\r\n\r\n\r\nWith 19 waterfalls, a wet bar, and outdoor fire pits who could want more? This Indian Wells, CA home also features an outdoor shower and tanning area accessible through the master bathroom.\r\n11.\r\n\r\n\r\nOverlooking the Vegas Strip, this Wood Creek Court, Las Vegas estate has a pool with a bridge, one man-made "beach sand island," a swim-up dry bar and a lazy river and grotto.\r\n10.\r\n\r\n\r\nWelcome to the Shaw House in Vancouver. It's a 3,067 square foot, single person residence with a lap pool on its roof. The lap pool also acts as part of the ceiling in this home, providing natural light in throughout this home's unique space.\r\n9.\r\n[youtube http:\/\/www.youtube.com\/watch?v=KAUkpn6swEU&w=600&h=350]\r\n\r\nWe've already seen the world's largest residential pool, now it's time for Arizona's largest. Talk about the whole package, this home's pool area not only boasts a massive main pool, but features an outdoor kitchen, swim-up tiki bar, water slide, cave, and one gigantic hot tub fit for a king. Can you say party?\r\n8.\r\n[youtube http:\/\/www.youtube.com\/watch?v=giX2QpoAC9w&w=600&h=350]\r\n\r\nDesigned by Creative Rock Concepts in Southern California, this pool features custom stone waterfalls and well placed vegetation creating a private retreat for home owners.\r\n7.\r\n\r\n\r\nLocated along the\u00a0Ayung River\u00a0valley on an island in Indonesia, this family home features this awesome view from its master bedroom.\r\n6.\r\n\r\n\r\nHere's an 18 foot pool with an attached bar and fountain. Doesn't look all that impressive? Well it is! This pool is inside a historic Manhattan townhouse and it actually takes up the entire living room area.\r\n5.\r\n\r\n\r\nHere's a nearly 1,000 year old "swimming" pool located in\u00a0Angkor Archaeological Park in Cambodia.\r\n4.\r\n\r\n\r\n\r\n\r\n\r\n\r\nWe couldn't have left out the Hurst Castle and its Neptune and Roman pools. Aside from being one of the most extravagant pools out there, the Neptune Pool actually features an authentic Roman temple facade for its centerpiece.\r\n3.\r\n\r\n\r\nThis\u00a075 foot long serpentine pool runs through the lower level of a private home in Columbus, OH. The pool has custom mosaics throughout and runs beneath palm and banana trees. Enough said.\r\n2.\r\n\r\n\r\n\r\n\r\n[youtube http:\/\/www.youtube.com\/watch?v=ROCV-ERzhj0&w=600&h=350]\r\n\r\nThere's way too many features to list with this elite build. Not only does the property feature a 75 foot main pool, but it has several other pools for various occasions or moods. Did you think that was the house in the photo above? Sorry it's not, that's the pool house. The maintenance costs alone for keeping this pool warm and clean run the home owner $50,000 to $60,000 a year.\r\n1.\r\n\r\n\r\nIt's a pool on a yacht. Why? Because while a nice, custom-made pool is great to have your view never changes. With a private yacht you can enjoy a different view everyday. Want to bask in the sunlight while enjoying a view of the Mediterranean? All it takes is a little gas... well a lot, but who cares you've got a yacht.