Picture of a villa with an indoor swimming pool

Quick answer：

An indoor swimming pool in a villa typically refers to a luxury residential property featuring a swimming pool that is enclosed and located within the house or a separate building on the property. Such villas are commonly found in upscale neighborhoods or holiday destinations. They are designed to provide homeowners with a private, climate-controlled space for swimming and relaxation, regardless of the weather outside. These properties often include additional amenities like spa areas, fitness centers, and outdoor gardens to enhance the overall living experience.