['Sint Janskerk.', 'Helpoort. ... ', 'Maastricht Underground: Kazematten & Grotten Sint Pietersberg. ... ', 'Fort Sint Pieter. ... ', 'Onze-Lieve-Vrouweplein. foto: Hans Peter Schaefer / Wikicommons. ... ', 'Markt. foto; Berthold Werner/ Wikicommons. ... ', 'Bonnefantenmuseum. foto: Mark Ahsmann / Wikicommons. ... ', 'Sint Servaasbrug. foto: Saturn V / Wikicommons. ... ']