Hike

A conversation at the trailhead for Sultan Mountain illustrates how NOT to prepare to climb an obscure peak deep in the San Juan Mountains.

Greg sets a goal of climbing at least one peak every week for the 14 weeks of astronomical summer. First up is Castle Rock, a high point along a ragged cliff band known as the "Hermosa Cliffs."

If you're planning to head high into the alpine, you'll need to plan your acclimitisation schedule very carefully. Here are 5 top tips to help you acclimitise at high altitude safely.