French astronomer Guillaume Le Gentil, who died OTD in 1792, discovered several nebulae; see the French national observatory outside #Paris near some megalithic structures https://cromwell-intl.com/travel/france/paris-megaliths/?s=mb #travel #France #astronomy
Bob's Pages of Travel, Linux, Cybersecurity, and MoreNeolithic Megaliths in the Suburbs near the Paris ObservatoryVisit megalithic structures near the Paris Observatory in the southern suburbs of the city.