The train which was started in 1991 is still operating.
The older trains operate on the line for special events.
The building and interior waiting area are only open when the train is operating.
The train operates six times per hour over the line, with a journey time of three minutes.
An additional train now operates on the line meaning services average around every 40 minutes.
Generally two to three trains operate per hour throughout the day.
Construction work began in 1913, and the first trains operated the following year.
The first train to carry salt did not operate until March 1906.
There are two other times when trains operate outside the normal service.
Trains operate every 15 minutes in each direction from early morning to late evening.