Isaac travels by van through North America with his wife and his dog. Today he stops off in Quebec, Canada to tell us a little about the culture, cuisine, and most famous landmarks of this old city.

Abi tells us a little about the history of the origami paper crane, from its significance in Japanese culture to her own personal contact with this powerful modern symbol of hope and goodwill.

In the middle of Manhattan, there is an ancient Egyptian monument with carved hieroglyphics. John informs us of its vital statistics and lasting significance.

Maggie has just landed in Mexico, and heads straight for Tulum, a once crucial trading post for the Mayan civilization, with spectacular clifftop ruins.