Extreme Hobbies Extreme Hobbies 10 pk.Price: $7.00Beginning Mountain ClimbingPrice: $1.00Extreme Hobbies by LandPrice: $1.00Extreme Hobby VacationsPrice: $1.00Extreme Mountain Biking: Just for the Thrill of ItPrice: $1.00Extreme Water HobbiesPrice: $1.00Many Ways to Bungee JumpPrice: $1.00Skydiving: A Favorite Hobby by AirPrice: $1.00Storm Chasing as a Hobby, for Travel, or for Scientific ResearchPrice: $1.00Tandem Skydiving: A Good Way to Begin an Extreme Air HobbyPrice: $1.00Zip Lining for FunPrice: $1.00