The Sepik River is one of two vast tropical river systems in Papua New Guinea that meander through the densely forested lowlands of the world's second largest - and the world's tallest - island. Along the banks of the river and its many tributaries live sparsely scattered, remote villages scarcely contacted by the outside world, where people live a lifestyle that has changed little for thousands of years.

The Red Ape trail is a remote trekking route in one of the few remaining orangutan habitats left in Borneo that has been established in cooperation with the Orangutan Foundation.

This one week mountain bike tour explores the extraordinary relationship between South East Asia's greatest river, the Mekong, and the ancient city of Angkor Thom, once the world's largest city. Following tracks and riverside trails we encounter rural Mekong communities before visiting the awesome temples ruins of Angkor.

Northern Laos especially presents many great trekking opportunities. Not only is the terrain very mountainous and largely swathed in forest, it is also home to a dazzling array of highly colourful minority tribal people who still pursue the traditional slash and burn (swidden) farming methods, unchanged for a thousand years.