The funicular railway Heidelberg consists of two cable cars  and leads in two parts from the Kornmarkt along the castle with a change at the Molkenkur up to the Koenigstuhl. The funicular railway is run by the "Heidelberger Straßen- und Bergbahn AG" (HSB). The altitude difference from the valley station Kornmarkt to Molkenkur is 173 m, the length 454,6 m and a ride time of 5 minutes with a high speed of 5 meter per second.  The route from Molkenkur to Königstuhl the altitude difference is 260,5 m, the length 974,5 m and a ride time of 9 Minuten with a high speed of 2 meter per second.