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Macro and micro: large chambers, passageways, and formations, from various caves in the United States.
FormationsChambersPassage ReliefEpic PoseWeaverFamily of CaversFormation CirclePart of the Big RoomSplattermitesCrazy FormationPearly WhitesEpic Passageway BreakdownFlowstone & RimstoneWall of FlowCanyon BelowStudying BaconFormation GrottoMamalariesViewing WindowUnderground MoonscapeButtered Popcorn