Perú holds more than 30,000 kilometres of Inca roads — the Qhapaq Ñan — still walkable in high country and valley alike.

Three worlds sit in one country: the Pacific desert coast, the Andes, and the Amazon — often in a day’s travel of each other.

More than 3,000 varieties of potato grow here, many of them still farmed on terraces first cut in the highlands.

Lake Titicaca, shared with Bolivia, is the highest navigable lake of its size on earth — a high-altitude inland sea.

Spanish is official, and so is Quechua. In the south, Aymara is spoken too — languages of the same mountains we travel.