The Schreierstoren at the Prins Hendrikkade in Amsterdam, by Eduard Alexander Hilverdink (1846 - 1891), 23 x 32 cm. Build around 1487, the Schreierstoren used to be part of the first city wall. It's the sole surviving defense tower of Amsterdam.
present day situation
From this site Henry Hudson started his famous trip to explore America on behalve of the Dutch in 1609.
next episode: a celebration