How to Achieve Sun Tanned Skin?

All Caucasians wanted to have their skin tanned because it is believed that it will make the skin even glower. So, every time you go to the beach you would see a bunch of people under the sun wishing and waiting for their sun tan but there is already a big complication with this concept of getting tanned. Nowadays, researchers have to find ways how to be tanned without getting affected by the UV rays. How are you going to get your tan without even getting yourself laid down under the sun?