Tim is leading a couple on an adventure hike to help bring their relationship closer together.(02:08)
Tim forces Kris to face his fears by rappelling in a rocky cave once formed by lava.(02:09)
These people are testing their physical and mental toughness on some serious terrain.
Stunning images of the landscape and the creatures that inhabit these areas.
Building for the future.
A unique insight into the natural world.
People, past and present.
The official Canadian page for National Geographic