https://www.villageantiques.ch/das-sphalenthor-basel-spalen-gate-antique-engraving-l-rohbock/
Das Sphalenthor in Basel - Spalen Gate - Antique Engraving by L. Rohbock - Village Antiques
Jan 9, 2016 - View of the Spalengate or Spalentor in Basel, part of the old city wall, a landmark of the city's ancient heritage and regarded as one of the most beautiful...