Mountains

Buried Stone Secrets

Sunken Cave Secrets

Llama Fleece Marvels

High Summit Climbs

Daring Peak Climbs

Fierce Desert Trials

Rare Earth Wonders

Blazing Desert Treks

Odd Mountain Tales

Volcano Power

The Call of the North

Mystic Peak Legends

Lassen Trails: A Brief Guide to the Trails of Lassen Volcanic National Park

Snowed Up; or, The Sportman's Club in the Mountains

Mount Everest Deaths

Fierce Volcano Runs

Extreme River Crossings

Tough Jungle Hikes

Undersea Crystal Tunnels

Scenes and Adventures in the Ozark Mountains of Missouri and Arkansas