Because it can provide complex switching challenges in a small space, it has also been incorporated into a number of larger layouts.

Boosters provide additional track power for larger layouts.

A large translucent layout of the satellites shimmers into focus.

Many groups build modules, which are sections of layouts, and can be joined together to form a larger layout, for meetings or for special occasions.

On Mr. Roman's larger layouts, there is a wrong side of the tracks, with working-class hotels and union halls.

They closely resemble condominiums, with large layouts and private entrances.

Instead, we survivors are interested in larger layouts with wider-gauge curves, which usually cost upward of $1,000.

It's the largest layout that we've ever built that's movable.

This larger layout is then printed to film or a plate.

NTrak allows modellers to participate in a large layout but only invest a small amount of space at their own home.