USA

While most young people were backpacking through Europe, environmental science student Kathleen Carmean began a quest to visit every US state.

Find out what to expect on a wolf tracking tour in Yellowstone.

If you’re looking for the best Arizona things to do, you’ll discover dramatic deserts, sacred canyons, flowing rivers, and National Parks.

Colorado is as diverse as it is spectacular with mountains, pristine lakes, alpine meadows, vast sand dunes, rugged canyons, and more.

I thought I knew the United States like the back of my hand – until I did a small group tour from San Francisco to Las Vegas.

From deserts, canyons and mountains, to alpine forests, lakes, tropical reefs, even volcanoes – wilderness-wise, national parks in the US have it all.