| 1893 (July) |
The opening of the Groudle Hotel |
| 1893 (Aug) |
The opening of the glen and zoo |
| 1893 (Sept) |
The opening of the electric railway to Groudle |
| 1895 -1896 |
Construction of the Glen railway |
| 1896 (May) |
First passengers carried |
| 1896 (July) |
Official opening of railway |
| 1915-1919 |
Closed for First World War |
| 1921 |
Introduction of battery locomotives |
| 1926 |
Steam locomotives returned to service |
| 1940-1949 |
Closed for Second World War |
| 1950-1958 |
Railway re-opened to Headland |
| 1959-1960 |
Railway closed |
| 1961-1962 |
Railway re-opened to Headland |
| 1963 |
Railway closed |
| 1967-1970 |
Railway dismantled |