[conzept]

Not quite the same, but I've been working on geo-timeline views of Wikidata events.

WWII example: https://conze.pt/explore/World%20War%20II?l=en&t=link-split&...

Works of Rembrandt (by inception date and their location): https://conze.pt/explore/Rembrandt?l=en&t=link-split&i=Q5598...

Showing cultural periods is still to be worked out, but already supported somewhat: https://conze.pt/explore/Victorian%20era?l=en&t=link-split&i...