X-Nico

unusual facts about Paris Basin


Dongen Formation

The sea level was so high that the North Sea was connected with the Paris Basin to the south and all of the Netherlands and most of Belgium and northern France was covered by shallow seas.



see also

Chelles Abbey

The abbey swiftly became one of the most favored monasteries for English royal princesses in Francia to be sent to for their religious instruction, along with other convents in the Paris basin such as at Les Andelys (built in 511 AD, the first convent in France) and Fécamp Abbey (built by Dux Waningus in 658).