a geographic area containing numerous geologically related mountains that are usually segmented by highlands, mountain passes and valleys. It measures few thousand km in length and few thousand m in height.
Hea teada
Mäestik on mitu tuhat km pikk ja mitu tuhat m kõrge, koosneb paljudest sarnase geneesi ja geoloogilise ehitusega mäeahelikest ning nendevahelistest orgudest ja platoodest.
