Answer: monoliths

AnswerCrossword Clue
MONOLITHSYosemite's El Capitan and others
MONOLITHSEgyptian statues of the gods, essentially
MONOLITHSObelisks
MONOLITHSObelisks, e.g.
MONOLITHSEaster Island mysteries
MONOLITHSSingle-slab stone monuments
monolithsA large and impersonal political, corporate, or social structure regarded as intractably indivisible and uniform
monolithsMONOLITH, a large block of stone
monolithsA large single upright block of stone, esp. one shaped into or serving as a pillar or monument
monolithsA very large and characterless building
monolithsA large block of concrete sunk in water, e.g., in the building of a dock