dík Odděleně ovce bullewijk metro Cena Narovnat kazeta
Former Line 51 Amstelveenlijn (Amsterdam) - Wikidata
Metrostation Bullewijk - Metro Station in Amsterdam
Structurae [en]: Bullewijk Metro Station, platform
How do you dig a tunnel in marshy ground…under a densely populated city…that is built on an unstable foundation of old wooden piles? | by TEDxAmsterdam | Big Questions | Medium