Adam's Calendar
No published date range
Masonry and towers
A single exceptionally large worked stone (block, slab, gateway, obelisk), including unfinished quarry monoliths, not covered by other types.
See every Monumental monolith (other) on the globeWhere they are
From the Atlas taxonomy, with its Wikidata and Getty AAT matches.
No published date range

No published date range
One dot per site of this type, on a plain graticule. The map draws from the published site index.