The historic Harz Mountain Railway reopens after the fall of the Berlin Wall; narrow gauge line; steelmaker who has a passion for railroading.

Model railroad and museum in Colorado; club keeps the memory of Pennsylvania railroads alive; steam technology; one of the most scenic rail routes in the U.S.

One of the largest two rail o gauge layouts in the U.S.

Narrow gauge steam line in Germany; Lionel club layout in Levittown, N.Y.; combination freight and passenger railroad in Pennsylvania; a seven and a half inch gauge steam line.

A piece of the New Haven, Conn., line preserved in N gauge; four layouts under one roof; Vermont bed and breakfast with a special feature.

Modern freight line with roots in the past; large public layout in northern Georgia; logging museum in Wisconsin; photographer plies his trade at night.

Riding through the countryside and streets of northern Germany; O gauge club in New York; riding into the Kentucky hills; a concert on top of Colorado's La Veta Pass.

Southern California railway historical society, one of the oldest garden railroads in the U.S.; Sunset Valley Oregon System; toy and train museum in Vermont's Quechee Gorge Village; New York's Finger Lakes region.

A train collector; restored steam engine; a piece of resurrected history in Nevada.

One of the largest model railroad clubs in the U.S.; a mountaintop layout; Idaho rail line up the Payette River; 7.5 inch gauge railroad operation.

A museum dedicated to the Western Pacific Railroad; G gauge layout; European collection and layout; New England tourist destination that started as a sled dog ranch.

The route of the California Zephyr; the Henry Ford Museum and railroad in Michigan; riding through the scenic lakes region of New Hampshire.

The longest rail line on the planet; an Arizona man pays tribute to New York; Cincinnati museum.

Ulan Bator, the capital of Mongolia; the golden eagle, a Russian luxury train launched in 2007.