Cite Are you a geography genius? Updated February 21, 2017 | Factmonster Staff Rivers and Lakes Geography Quiz Country Capitals Continents Mountains Rivers and Lakes Flags Of the three rivers below, which is longest? MississippiDanubeAmazon Lake Ontario is the source for which river? OhioSt. LawrenceYukon The course of which river features the world's highest waterfall? a tributary of CaroniZambeziNiagara What is the world's second-largest lake? SuperiorVictoriaOnega Which ocean features the greatest known depth? Caribbean SeaIndian OceanPacific Ocean Flags More Features ! Sources + Our Common Sources ✖ See also: Are you a geography genius?
Updated February 21, 2017 | Factmonster Staff Rivers and Lakes Geography Quiz Country Capitals Continents Mountains Rivers and Lakes Flags Of the three rivers below, which is longest? MississippiDanubeAmazon Lake Ontario is the source for which river? OhioSt. LawrenceYukon The course of which river features the world's highest waterfall? a tributary of CaroniZambeziNiagara What is the world's second-largest lake? SuperiorVictoriaOnega Which ocean features the greatest known depth? Caribbean SeaIndian OceanPacific Ocean Flags More Features ! Sources + Our Common Sources