Tagged “terracing”
HIGH WONDERMachu Picchu
How did the Inca raise a stone city on a knife-edge Andean ridge at 2,430 meters — terracing near-vertical slopes, fitting granite blocks so tightly a blade won't slip between them, and hiding a drainage system beneath it all — so well that it has outlasted five centuries of torrential rain and earthquakes?
early-to-mid 15th century CE (Inca, reign of Pachacuti) · Machu Picchu, Cusco Region, PeruAdded July 2026
MUST READOllantaytambo
How did the Inca quarry six rose-rhyolite monoliths weighing tens of tonnes each from a mountainside across the Urubamba River, haul them down, across the valley, and up a second mountain to the Temple of the Sun, fit them with millimeter-tight joints, and then abandon the whole project before it was finished?
mid-to-late 15th century CE (Inca, reign of Pachacuti) · Ollantaytambo, Sacred Valley, Cusco Region, PeruAdded July 2026
HIGH WONDERRice Terraces of the Philippine Cordilleras
How did the Ifugao sculpt tens of thousands of hectares of self-watering terraces into near-vertical mountainsides using only wood and stone hand tools, and are these rice fields two thousand years old, or barely four hundred?
Traditionally dated to c. 1st century CE; recent radiocarbon work argues for c. 1600 CE (disputed) · Ifugao Province, Cordillera, Luzon, PhilippinesAdded July 2026