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Loading contentThe ancient, heavily-cratered high terrain of a world, older and more rugged than the smooth plains — like the bright lunar highlands or the tessera terrain of Venus.
Ancient, elevated, heavily-cratered terrain.
A continent-sized highland region straddling Venus's equator, roughly the size of Africa, cut by deep rifts and dotted with volcanic features.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.