Home 25 BEST-SELLING ADVENTURE TRAVEL BOOKS OF 2015 With Christmas fast approaching, we take a look at Amazon’s best-selling adventure travel books of 2015 – perfect gifts for would-be adventurers like me. MOUNTAINS FOR MORTALS: 12 NON-TECHNICAL MOUNTAIN CLIMBS There are no “death zones” on these non-technical mountains but they offer plenty of challenges for mere mortals. THE WORLD’S MOST POWERFUL PASSPORTS – RANKED We look at the best passport to have based on the freedom it provides. WHAT IS THE BEST LANGUAGE TO LEARN? A fact-driven guide to the best language to learn based on different criteria. OFF THE BEATEN TRAIL: 10 UNKNOWN TREKS FOR YOUR BUCKET LIST If you yearn for true wilderness and seclusion, these unknown treks will be right up your trail. 10 CHRISTMAS GIFTS FOR TRAVELLERS If you have a travel junkie in your life, buy them something useful for their next sojourn abroad. HOW TO PASS THE PADI OPEN WATER DIVER COURSE A step-by-step guide for nervous divers ahead of the OWD course. TRAVEL RESOURCES A comprehensive list of the travel resources we have used to travel through over 60 countries. AIRBNB ETIQUETTE: 10 TIPS FOR GUESTS Essential tips for booking, confirming and staying in an Airbnb home.