[Rockhounds] How train tunnels beneath Amsterdam revealed a medieval treasure trove

[Paul]

How train tunnels beneath Amsterdam revealed a medieval treasure trove
Anne Pinto-Rodrigues, CNN News, February 13, 2023
https://www.cnn.com/travel/article/underground-amsterdam-treasures-rokin/index.html

Below the surface: Archaeological database of North/South line project 
Excavations
https://belowthesurface.amsterdam/en/vondsten

AT5 documentary: Amstel. Mirror of the City.
English subtitles now available (press CC-button to toggle on/off)
https://belowthesurface.amsterdam/en/pagina/documentaire

Yours,

Paul H.