Here you will find described the cave where 20 million bats roost, the remote Indian Ocean island that is hoem to 100,000 Giant Tortoises as well as the world's most active volcano, the longest cave system and the lake that is so deep that it would take all of the world's rivers more than a year to refill it. Mountain ranges, deserts, gorges, rivers, glaciers, marshes, cliffs, waterfalls, coral reefs, tropical rainforests - there is a wealth of wonders here to exhaust even the most intrepid of armchair travellers. 19 cm x 23 cm 544 page softcover.