{
  "title": "Advanced Geography O/X",
  "description": "Landforms, capitals, and geopolitics",
  "languageCode": "en",
  "cards": [
    {
      "type": "ox",
      "prompt": "The Suez Canal connects the Mediterranean Sea to the Red Sea.",
      "answer": true,
      "explanation": "The Suez Canal links the Mediterranean and Red Seas, shortening the Europe–Asia sea route."
    },
    {
      "type": "ox",
      "prompt": "The Panama Canal connects the Atlantic and Pacific Oceans.",
      "answer": true,
      "explanation": "The Panama Canal links the Atlantic and Pacific across Central America."
    },
    {
      "type": "ox",
      "prompt": "Mount Everest, the highest mountain above sea level, is located in the Andes of South America.",
      "answer": false,
      "explanation": "Mount Everest (about 8,849 m) is in the Himalayas of Asia, not the Andes of South America."
    },
    {
      "type": "ox",
      "prompt": "The equator is the line of 0 degrees latitude dividing Earth into Northern and Southern Hemispheres.",
      "answer": true,
      "explanation": "The equator, at 0° latitude, splits Earth into the Northern and Southern Hemispheres."
    },
    {
      "type": "ox",
      "prompt": "The Sahara, in North Africa, is the world's largest hot desert.",
      "answer": true,
      "explanation": "The Sahara in North Africa is the largest hot desert in the world."
    },
    {
      "type": "ox",
      "prompt": "Russia is the country with the largest land area in the world.",
      "answer": true,
      "explanation": "Russia has the largest land area of any country, spanning Europe and Asia."
    },
    {
      "type": "ox",
      "prompt": "The Amazon rainforest is located in Antarctica.",
      "answer": false,
      "explanation": "The Amazon rainforest is in South America, mainly Brazil, not Antarctica."
    },
    {
      "type": "ox",
      "prompt": "The Nile and the Amazon are both often cited as the world's longest river, each over 6,000 km.",
      "answer": true,
      "explanation": "Depending on how they're measured, the Nile and Amazon are cited as the longest, both exceeding 6,000 km."
    },
    {
      "type": "choice",
      "prompt": "Which canal connects the Atlantic and Pacific Oceans?",
      "choices": [
        "The Panama Canal",
        "The Suez Canal",
        "The Kiel Canal",
        "The Grand Canal"
      ],
      "answer": 1,
      "explanation": "The Panama Canal links the Atlantic and Pacific; the Suez links the Mediterranean and Red Seas."
    },
    {
      "type": "choice",
      "prompt": "What is the capital of Australia?",
      "choices": [
        "Canberra",
        "Sydney",
        "Melbourne",
        "Perth"
      ],
      "answer": 1,
      "explanation": "Canberra is the capital of Australia, not Sydney or Melbourne."
    },
    {
      "type": "text",
      "prompt": "What is the largest ocean on Earth?",
      "answers": [
        "pacific",
        "pacific ocean",
        "the pacific ocean",
        "the pacific"
      ],
      "explanation": "The Pacific Ocean is the largest and deepest of Earth's oceans."
    },
    {
      "type": "text",
      "prompt": "What is the longest river on the continent of South America?",
      "answers": [
        "amazon",
        "amazon river",
        "the amazon",
        "the amazon river"
      ],
      "explanation": "The Amazon River is the longest river in South America and carries the most water of any river."
    },
    {
      "type": "ox",
      "prompt": "The Strait of Gibraltar separates Spain in Europe from Morocco in Africa.",
      "answer": true,
      "explanation": "The Strait of Gibraltar, only about 13 km wide at its narrowest, links the Atlantic to the Mediterranean and separates Europe from Africa."
    },
    {
      "type": "ox",
      "prompt": "The Caspian Sea, the world's largest inland body of water, is a freshwater lake.",
      "answer": false,
      "explanation": "The Caspian Sea is salty; the largest freshwater lake by surface area is Lake Superior in North America."
    },
    {
      "type": "choice",
      "prompt": "Nairobi is the capital city of which African country?",
      "choices": [
        "Tanzania",
        "Kenya",
        "Uganda",
        "Ethiopia"
      ],
      "answer": 2,
      "explanation": "Nairobi is the capital and largest city of Kenya in East Africa."
    },
    {
      "type": "ox",
      "prompt": "The Ring of Fire, a belt of volcanoes and frequent earthquakes, encircles much of the Pacific Ocean.",
      "answer": true,
      "explanation": "The Pacific Ring of Fire follows tectonic plate boundaries and hosts most of the world's active volcanoes and earthquakes."
    },
    {
      "type": "ox",
      "prompt": "Kathmandu is the capital of Bhutan.",
      "answer": false,
      "explanation": "Kathmandu is the capital of Nepal; Bhutan's capital is Thimphu."
    },
    {
      "type": "text",
      "prompt": "What is the capital city of Canada?",
      "answers": [
        "ottawa",
        "ottawa, ontario"
      ],
      "explanation": "Ottawa, in Ontario, is Canada's capital — not the larger cities of Toronto, Montreal, or Vancouver."
    },
    {
      "type": "ox",
      "prompt": "The shoreline of the Dead Sea is the lowest land elevation on Earth, more than 400 meters below sea level.",
      "answer": true,
      "explanation": "The Dead Sea shore lies over 400 m below sea level, the lowest dry land on Earth, and its water is famously hypersaline."
    },
    {
      "type": "ox",
      "prompt": "Angel Falls, the world's tallest waterfall, is located in Zimbabwe.",
      "answer": false,
      "explanation": "Angel Falls (about 979 m) is in Venezuela; Zimbabwe shares Victoria Falls with Zambia."
    },
    {
      "type": "choice",
      "prompt": "Which strait separates Asia from North America?",
      "choices": [
        "Strait of Malacca",
        "Strait of Hormuz",
        "Bering Strait",
        "Strait of Dover"
      ],
      "answer": 3,
      "explanation": "The Bering Strait, between Russia and Alaska, separates Asia from North America by only about 85 km."
    },
    {
      "type": "ox",
      "prompt": "Istanbul straddles two continents, with districts in both Europe and Asia across the Bosporus.",
      "answer": true,
      "explanation": "The Bosporus strait runs through Istanbul, making it a transcontinental city spanning Europe and Asia."
    },
    {
      "type": "ox",
      "prompt": "The Atacama Desert, one of the driest places on Earth, is located in Australia.",
      "answer": false,
      "explanation": "The Atacama Desert is in northern Chile, South America; some of its weather stations have never recorded rain."
    },
    {
      "type": "text",
      "prompt": "Which river flows through the Grand Canyon in the United States?",
      "answers": [
        "colorado",
        "colorado river",
        "the colorado",
        "the colorado river"
      ],
      "explanation": "The Colorado River carved the Grand Canyon in Arizona over millions of years."
    },
    {
      "type": "ox",
      "prompt": "Lake Baikal in Siberia is the deepest lake in the world.",
      "answer": true,
      "explanation": "Lake Baikal reaches about 1,642 m deep, making it Earth's deepest lake and its largest by freshwater volume."
    },
    {
      "type": "ox",
      "prompt": "The Volga, Europe's longest river, empties into the Black Sea.",
      "answer": false,
      "explanation": "The Volga flows into the Caspian Sea; rivers like the Danube and Dnieper empty into the Black Sea."
    },
    {
      "type": "choice",
      "prompt": "Which country has the longest coastline in the world?",
      "choices": [
        "Russia",
        "Australia",
        "Indonesia",
        "Canada"
      ],
      "answer": 4,
      "explanation": "Canada's coastline, at over 200,000 km including its many islands, is by far the longest of any country."
    },
    {
      "type": "ox",
      "prompt": "Indonesia is an archipelago made up of more than 17,000 islands.",
      "answer": true,
      "explanation": "Indonesia is the world's largest archipelagic state, comprising over 17,000 islands including Java, Sumatra, and Borneo's Kalimantan."
    },
    {
      "type": "ox",
      "prompt": "Greenland is an autonomous territory of Norway.",
      "answer": false,
      "explanation": "Greenland is an autonomous territory of Denmark, not Norway, despite its geographic position in North America."
    },
    {
      "type": "text",
      "prompt": "What imaginary line near 180 degrees longitude do travelers cross to move from one calendar day to another?",
      "answers": [
        "international date line",
        "the international date line",
        "date line",
        "dateline"
      ],
      "explanation": "The International Date Line roughly follows 180° longitude; crossing it shifts the calendar date by one day."
    },
    {
      "type": "ox",
      "prompt": "The Andes are the longest continental mountain range in the world.",
      "answer": true,
      "explanation": "The Andes stretch about 7,000 km along South America's western edge, the longest continental mountain range on Earth."
    },
    {
      "type": "ox",
      "prompt": "The Tropic of Capricorn lies in the Northern Hemisphere.",
      "answer": false,
      "explanation": "The Tropic of Capricorn is in the Southern Hemisphere at about 23.5°S; the Tropic of Cancer is its northern counterpart."
    },
    {
      "type": "choice",
      "prompt": "The ancient Inca site of Machu Picchu is located in which country?",
      "choices": [
        "Peru",
        "Bolivia",
        "Ecuador",
        "Chile"
      ],
      "answer": 1,
      "explanation": "Machu Picchu, the 15th-century Inca citadel, sits high in the Andes of Peru near Cusco."
    },
    {
      "type": "ox",
      "prompt": "Africa is the only continent crossed by the equator, the Tropic of Cancer, and the Tropic of Capricorn.",
      "answer": true,
      "explanation": "All three major latitude lines pass through Africa, the only continent spanning both tropics and the equator."
    },
    {
      "type": "ox",
      "prompt": "The Great Barrier Reef lies off the coast of Brazil.",
      "answer": false,
      "explanation": "The Great Barrier Reef, the world's largest coral reef system, lies off the northeast coast of Australia."
    },
    {
      "type": "text",
      "prompt": "Which mountain range in Russia is traditionally considered the boundary between Europe and Asia?",
      "answers": [
        "urals",
        "the urals",
        "ural mountains",
        "the ural mountains",
        "ural"
      ],
      "explanation": "The Ural Mountains, running north–south through Russia, mark the conventional land boundary between Europe and Asia."
    }
  ]
}
