I am really interested in getting into camping and hiking. I’m very athletic so I enjoy the challange and hiking. I just dont know what size backpack I would need for my gear for like a 3 day camping trip. And also, if I wanted to just hike on local trails are [...]

Will be in Gatlinburg for a 1 full day next month. I want to bring my girlfriend and 3 teenagers hiking in the Smoky Mountains. Where is a good beginner trail? Maybe in the 3 mile range.