The Amazon River discharges approximately 20% of all river water that flows into the world's oceans.
Each round presents 10 randomized multiple-choice questions drawn from a pool of 50, so every playthrough is different. You get instant feedback with explanations after each answer, plus a shareable score at the end.
Explore all 12 South American nations, the 7,000 km Andes mountain range, the Amazon's staggering scale, the Atacama Desert's extreme aridity, Angel Falls and Iguazu Falls, pre-Columbian civilizations, the Galapagos Islands' evolutionary significance, and Patagonia's wild landscapes.
The 12 sovereign countries of South America are Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Peru, Suriname, Uruguay, and Venezuela. French Guiana is an overseas territory of France.
The Amazon rainforest is the world's largest tropical rainforest, spanning 5.5 million km². It produces about 6% of the world's oxygen, houses roughly 10% of all species on Earth, stores vast amounts of carbon, and influences global weather patterns through its water cycle.
The major pre-Columbian civilizations included the Inca Empire (the largest in pre-Columbian America, spanning Peru to Chile), the Muisca of Colombia, the Tiwanaku and Wari cultures of Bolivia/Peru, and the Mapuche of Chile. The Nazca (famous for their desert lines) and Moche also flourished in Peru.
Last updated: April 2026