Couples and singletons eager to indulge in thrilling sex with multiple partners are welcomed at secretive and exclusive clubs.
Swingers clubs attract those from all walks of life, from the young and rich to pensioners looking for thrills as they enter the twilight years of their life.
Those taking part in a swinging lifestyle may be accustomed to the racy goings-on behind the doors of a sex club but for many of us, it remains an intriguing mystery.