Where groups geological formations by the place each one actually is. The Grand Canyon, Wikipedia notes, "is 277 miles (446 km) long, up to 18 miles (29 km) wide" and lies in Arizona, United States. Browsing by location lets a visitor see every formation standing in one part of the world.
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Comparison
Formation OriginA dune is a landform composed of wind- or water-driven sand. 1 Russia
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Sources
1. Wikipedia: Dune
WikipediaDune, lead sentenceQuote, Dune, lead sentence
A dune is a landform composed of wind- or water-driven sand.
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