| Clue | Answer | % Correct |
|---|---|---|
| Pyramids of Giza and the Sphinx; writings were a mystery until the Rosetta Stone; Pharaoh god-kings | Egypt | 100%
|
| Machu Picchu; never developed a written language; maintained a 40,000km long system of roads | Inca | 100%
|
| Flavian Amphitheatre; capital was the first city to reach 1,000,000 people; broke into East and West | Rome | 100%
|
| Temple of Kukulcán; power held by city-states rather than centrally; widely known from the year 2012 | Maya | 88%
|
| Runestones; coastal towns from Canada to Tunisia feared them; first Europeans in North America | Norse | 88%
|
| Mosque of Djenné; rich in gold, salt, and trade routes; rose from Ghana and replaced by Songhai | Mali | 75%
|
| Temple of Angkor Wat; converted from Hinduism to Buddhism; capital abandoned in 1431 | Khmer | 69%
|
| Beiyue Temple Dening Hall; Kheshig soldiers guarded the Khan; largest contiguous empire in history | Mongol | 63%
|
| La Venta Great Pyramid; crafted ornate anthropomorphic jaguar sculptures; invented the rubber ball | Olmec | 63%
|
| Ziggurat of Ur; invented the mathematical abacus; its lyres are the oldest surviving string instruments | Sumer | 63%
|
| Great Wall of China; renowned for blue and white porcelain; moved the capital to its current location | Ming | 50%
|
| Mesa Verde Cliff Palace; ceramic art known for bold, black lines; migrated due to climate change | Pueblo | 44%
|
| Town of M'banza; used shells as a primary form of currency; converted to Christianity via Portugal | Kongo | 31%
|
| Atacama Desert Geoglyphs; possibly came to ruin due to El Niño; unique aqueducts called "puquios" | Nazca | 31%
|
| Terrace Farms of Aspero; developed some textiles but lacked ceramics; built no defensive structures | Caral | 13%
|