It has five Aztec temples, the ruins of which have been identified, a cathedral (the largest on the continent) and some fine 19th- and 20th-century public buildings such as the Palacio de las Bellas Artes.

UNESCO: Culture

For three to five days, the boat is carried by the current and pushed by the winds, stopping perhaps at temples and the camel market at Daraw.

BBC: The perfect trip: Egypt