picture of a villa underground swimming pool

Quick answer：

Underground swimming pools in villas are becoming popular as a luxurious feature. They are typically designed to blend seamlessly into the home's architecture and can be accessed via a staircase or elevator. These pools often come with advanced filtration systems, lighting, and possibly spa features. When it comes to pictures, they usually showcase the sleek design, the harmony with the surrounding garden, and the modern amenities that make them an appealing addition to a high-end residence.