Locals in traditional costume greet tourists.

The train from Cuzco to the lost city, a fourhour ascent

Polished, drystone walls amaze visitors at the World Heritage site.

More than 2,000 metres up, the oxygen can get a little thin, but the alpaca is among the animals that make the peaks home.

Dubbed the ‘Lost City of the Incas’, Machu Picchu is perhaps the most outstanding symbol of South America’s Inca empire.

An old church in Cuzco, the city closest to Machu Picchu.