Climb an active volcano / Hike the Grand Canyon ARIZONA / Go hiking in Ireland IRELAND / Trek the Grand Canyon's North Rim ARIZONA / Hike the Grand Canyon Rim to Rim ARIZONA / Hike Kennesaw Mountain GEORGIA / Hike Panther Creek GEORGIA / Hike Sweetwater Creek GEORGIA / Hike Indian Seats GEORGIA / Hike the Narrows in Zion National Park UTAH / Climb an active volcano / Walk Hadrian's Wall ENGLAND / Climb an active volcano / Hike the Bay of Fires, Tasmania AUSTRALIA / Hike the Chilkoot Trail ALASKA / Hike the Mountains of the Moon UGANDA / Hike Bright Angel Trail at Grand Canyon ARIZONA / Hike the Grand Canyon ARIZONA / Hike Havasupai ARIZONA / Hike the Grand Canyon from rim to rim ARIZONA / Climb to the top of one of the Seven Summits / Hike through Glacier National Park in Montana MONTANA / Climb an active volcano / Go hiking in Ireland IRELAND / Climb an active volcano / Hike the Appalachian Trail UNITED STATES OF AMERICA / Go hiking in Ireland IRELAND / Hike in New Zealand / Hike the Kungsleden ("The King's Trail") SWEDEN / Hike the Appalachian Trail UNITED STATES OF AMERICA / Hike the Chilkoot Trail ALASKA / Hike the Tonquin Valley CANADA / Hike the Bay of Fires, Tasmania AUSTRALIA / Hike Newfoundland's Long Range Traverse CANADA / Hike the Kalalau Trail, Kauai HAWAII / Hike the Croagh Patrick Heritage Trail IRELAND / Hike Grindelwald SWITZERLAND / Hike the Kungsleden ("The King's Trail") SWEDEN / Climb an active volcano / Climb to the top of one of the Seven Summits / Hike the Grand Canyon from rim to rim ARIZONA / Trek the Grand Canyon's North Rim ARIZONA / Trek the Grand Canyon's North Rim ARIZONA / Hike Humphreys Peak in Flagstaff ARIZONA / Climb Mount Kinabalu MALAYSIA / Hike the Croagh Patrick Heritage Trail IRELAND / Trek the Grand Canyon's North Rim ARIZONA / Hike through Glacier National Park in Montana MONTANA / Hike the Mountains of the Moon UGANDA / Hike the Chilkoot Trail ALASKA / Hike the Yosemite Grand Traverse CALIFORNIA / Hike Grindelwald SWITZERLAND / Hike Petra Through the Back Door JORDAN / Hike to Everest Base Camp NEPAL / Hike the Grand Canyon Rim to Rim ARIZONA / Hike the Kungsleden ("The King's Trail") SWEDEN / Hike Petra Through the Back Door JORDAN / Trek the Grand Canyon's North Rim ARIZONA / Hike the Appalachian Trail UNITED STATES OF AMERICA / Hike the Cabot Trail hugging the seaside cliffs of Cape Breton Island CANADA / Hike Newfoundland's Long Range Traverse CANADA / Hike Blomidon CANADA / Hike the Kungsleden ("The King's Trail") SWEDEN / Hike part of the Appalachian Trail / Hike the Appalachian Trail UNITED STATES OF AMERICA / Hike the Appalachian Trail UNITED STATES OF AMERICA /