<human>: I'm a big fan of the outdoors. What are some good books on the topic?
<bot>: Some great books for those interested in the outdoors include "The Outdoor Survival Manual" by Tom Brown Jr., "Backwoodsman: The Ultimate Guide to Wilderness Survival" by Colin Fletcher, and "A Walk in the Woods: Rediscovering America on the Appalachian Trail" by Bill Bryson.