Look at the photo and say where in the world it is. The questions start with icons on every postcard, such as the Colosseum and Machu Picchu, then head to cliffside monasteries, salt flats and sinkholes. Each answer comes with the story that makes the place worth the trip, and every photo is credited to its author.
101 questions · Explorer 34 · Globetrotter 34 · Cartographer 33
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Photo: Martin St-Amant · CC BY-SA 3.0
The Inca citadel of Machu Picchu is in which country?
Answer: D · Peru
It was built around 1450 as a royal estate for the Inca emperor Pachacuti, high above the Urubamba River.
Photo: Arne Müseler · CC BY-SA 3.0
The Christ the Redeemer statue on Corcovado mountain overlooks which city?
Answer: B · Rio de Janeiro
The 30-meter statue weighs 635 metric tons and is made of reinforced concrete covered in a mosaic of soapstone.
Photo: W. Bulach · CC BY-SA 4.0
What covers the white 'sails' of the Sydney Opera House?
Answer: A · Ceramic tiles
Over a million Swedish-made tiles cover the sails, in two colors: glossy white and matte cream.
The columns of the Giant's Causeway in Northern Ireland are made of what rock?
Answer: A · Basalt
Legend says the giant Finn McCool built its 40,000 columns as a path across the sea to Scotland.
The twin volcanic spires known as the Pitons rise from which Caribbean island?
Answer: C · Saint Lucia
The triangles on Saint Lucia's flag stand for the Pitons, Gros Piton and Petit Piton.
Photo: Terragio67 · CC BY-SA 4.0
The dome of Rome's Pantheon, built almost 2,000 years ago, is made of what?
Answer: A · Concrete
It's still the world's largest unreinforced concrete dome, and rain falls straight in through its open oculus.
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