Brazil is the fifth largest country in the world, both in population and geography.
Michael Palin may be best known for Monty Python but he's probably more at home exploring.
See pictures of some of the world's most amazing mountains.
October brings near-perfect post-monsoon weather for trekking in Nepal.
As with any mountain expedition, climbing Kilimanjaro is not for the faint-hearted.
Travel through fertile valleys, soaring mountains and raging rivers.
The word volcano comes from the Italian island of vulcano, meaning "burning mountain".
Climb the three highest mountains in England, Scotland and Wales.