When most of us think of backyard activities, children come to mind. While children may enjoy being outside, they are not the only individuals who enjoy participating in backyard activities. In fact, many adults also enjoy being outside in their yards. Whether you are retreating your backyard alone or with some friends, you may want to think of some fun or relaxing backyard activities. This can easily be done by examining some of the most popular backyard activities, especially those that are designed with adults in mind.