The Tünel underground funicular opened on January 17, 1875, becoming the world's second underground railway after the London Underground. Tünel, which runs between Beyolu and Karaköy, is one of the continent's oldest remaining rail lines.
The Tünel underground funicular opened on January 17, 1875, becoming the world's second underground railway after the London Underground. Tünel, which runs between Beyolu and Karaköy, is one of the continent's oldest remaining rail lines.