Amsterdam, Magere Brug. In the fourth urban expansion (1663) a wide bridge was planned over the Amstel tet height of the Kerkstraat. However, the economic crisis of 1672 meant that hardly anything was built on the east side of the Amstel and the bridge was no longer needed. When at the end of the 17th century the development on the east side slowly started, it was decided to build a narrower wooden bridge.. © 19 okt 2018 Aerophoto-Schiphol Aerial Photography