Adelaide is an extinct town located in Fremont County, Colorado, United States.

[3] Previously known as Robinson, the former mining camp and railroad water is located along the Phantom Canyon Road.

[4] Prior to the construction of the railroad bridge, the town was named "Robinson.

[6][7] In 1894, the Adelaide Bridge was constructed as a 210-foot-long, 20-foot-wide narrow-gauge railroad passage for the Florence and Cripple Creek Railroad to carry gold mined in the region.

The bridge was added to the National Register of Historic Places in 1985.