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Create a challenge with a leaderboard.
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Game mode
Pin
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Type
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Included questions
Alba Mons
Amazonis Planitia
Arabia Terra
Argyre Planitia
Chryse Planitia
Elysium Mons
Hellas Planitia
Isidis Planitia
Noachis Terra
Olympus Mons
Tempe Terra
Tharsis
Tharsis Montes
Utopia Planitia
Valles Marineris
Vastitas Borealis
basses plaines du nord
canaux martiens
hauts-plateaux du sud
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