The Ferrovie dello Stato Class 685 is a class of 2-6-2 'Prairie' express train steam locomotives. These are colloquially known as Regine, mirroring their fame as one of the most successful and appreciated Italian steam locomotives.
FS locomotive 685.089 in 2010
FS locomotive S.685.600 as preserved
Under the Whyte notation for the classification of steam locomotives, 2-6-2 represents the wheel arrangement of two leading wheels, six coupled driving wheels and two trailing wheels. This arrangement is commonly called a Prairie.
CGR 2nd Class of 1875, the first 2-6-2
Victorian Railways class NA 2-6-2 tank locomotive on the Puffing Billy Railway
A Type 57 at Brussels South, 1957.
DB locomotive 23 071