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On a sun-scorched plateau in southern Peru, ancient hands scraped away the desert surface to reveal something astonishing: hundreds of enormous figures — birds, spiders, monkeys, whales — whose relationships became clearer through aerial surveys. Some can also be seen from nearby slopes or at ground level.
How did successive communities use this landscape of lines and figures?
800+
Straight lines, 300 geometric designs, and over 70 animal and plant figures etched across the driest desert in the Americas. The largest figures span nearly 370 metres — longer than three football fields.
4mm
Per year. Twenty minutes of drizzle across twelve months.
15cm
Lines are only 10–15 cm deep — a thin layer of dark pebbles removed to expose lighter soil.
893
Figurative geoglyph total reported by the Yamagata–Peru project in July 2025; it excludes the many lines and geometric designs.
The Evidence
Visible Only from the Sky
The hummingbird’s full outline is most readily recognised from above. Created by removing dark, iron-oxide-coated pebbles to expose the lighter subsoil beneath. No paint, no construction material. Just subtraction. Extreme aridity helped preserve the marks, despite wind, occasional water flow, and human disturbance.
Anatomical Precision
The roughly forty-seven-metre spider is a stylized animal figure. Comparisons with particular arachnid groups remain interpretations, rather than a securely identified biological specimen. Astronomer Phyllis Pitluga argued it represents an anamorphic diagram of Orion.
Nine Coils
The monkey stretches 93 metres across the desert, its tail coiling into a perfect nine-loop spiral. Its hands have different numbers of digits. Created using only wooden stakes, cords, and human labour — researcher Joe Nickell proved a small team could reproduce even the largest figures in days, with no aerial supervision required.
Two Thousand Years
The Builders
The Nazca civilisation begins creating geoglyphs on the pampa. Using wooden stakes and cords, workers scrape away the dark desert surface to expose lighter subsoil — lines that will survive for millennia in the extremely arid climate.
The Discovery
American historian Paul Kosok flies over the pampa and sees the figures for the first time from the air. On the winter solstice, he observes lines converging at the sunset point and calls Nazca "the largest astronomy book in the world."
The Lady of the Lines
German mathematician Maria Reiche begins her fifty-year mission to study and protect the lines. She sweeps the desert by hand, documents lines and figures, and fights anyone who threatens her geoglyphs — including the Peruvian government.
Chariots of the Gods
Swiss hotelier Erich von Däniken publishes his alien landing strip theory. The book sells 30 million copies and transforms the Nazca Lines into a global pop-culture phenomenon — and an enduring archaeological headache.
UNESCO Protection
The Nazca Lines are designated a UNESCO World Heritage Site — recognised as "a unique and magnificent artistic achievement unrivalled anywhere in the prehistoric world."
Key Figures
Maria Reiche
German mathematician who devoted fifty years to studying and protecting the Nazca Lines. She swept the desert by hand, documented lines and figures, and fought governments, farmers, and tourists to preserve the site. Her advocacy contributed to the recognition and protection associated with the 1994 UNESCO designation.
The "Astronaut"
A 30-metre humanoid figure etched into a hillside — one hand pointing up, one down, with large round eyes. It became von Däniken's star witness for alien contact. Archaeologists identify it as a ritual figure, possibly a shaman or deity, predating spaceflight by two millennia.
The Desert Remembers
The hummingbird does not answer. It never has. It just lies there in the red dust, wings spread, beak pointed, waiting for someone who can read the message.
Two thousand years. Eight hundred lines. A civilisation's last word, written in dirt and silence.
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Explore the geoglyphs, competing interpretations, new discoveries, and Maria Reiche’s decades of research and conservation.