The foot rail along the bar is a steel streetcar track that was made in 1973 at the former Bethlehem Steel plant, located at nearby Pier 70.

BBC: After going to the dogs, a Californian quarter heats up

But the engine is unable to travel by rail line itself as it can only run on a two foot wide narrow gauge.

BBC: The Princess in 1871

Jungfrau-Aletsch, for instance, located on a Unesco World Heritage-designated glacier's edge, can be accessed by rail, bus, bike or foot.

BBC: Switzerland by public transport