Defence line of Amsterdam, KNM 2017 commemorative coinages
- December 06, 2017
- by
- Pierre
Around the Dutch capital Amsterdam lies a unique defence line of 42 forts, 4 batteries and a large amount of dikes and locks. This...
Around the Dutch capital Amsterdam lies a unique defence line of 42 forts, 4 batteries and a large amount of dikes and locks. This...
