View from Cape Horn, looking South, Mineral Bar Bridge 2,500 feet below.

Cape Horn from Mineral Bar Bridge, 2500 feet below.

Fifth and last crossing of the Truckee, near Wadsworth, looking north.

Moonlight effect on the Truckee River.

Bridge over the Truckee River, near Boca.

Lake Donner, Sierra Nevada Mts., Mount Stanford in the distance.

Lake Donner, Western Summit, Sierra Nevada Mts. in the distance.

Mount Crocker, looking south from Lake Flora (crater of an extinct volcano) on Mount Volcano, Summit Valley.

Lake Donner, from western summit Sierra Nevada Mountains, looking north.

Grading the Central Pacific Railroad. The cut at Owl Gap, Placer County.

Pullman's commissary car "Gem."

Looking out of the tunnel at Livermore Pass, Alameda County, Western Pacific Railroad.

The Summit Tunnel, 1,200 feet long, Livermore Pass, Alameda Co. looking through, Western Pacific Railroad.

The Summit Tunnel, 1,200 feet long, Livermore Pass.

View of the trestle work of San Antonio Creek, Western Pacific Railroad.

Western Pacific Railroad Pier, San Francisco Bay, looking from the ferry landing towards Oakland.

The trestle crossing San Antonio Creek.

Bloomer Cut, 63 feet deep.

C.P.R.R. train on Long Ravine Bridge.

Central Pacific Railroad.

Train rounding Cape Horn, view from the valley, 1,400 feet below.

Train rounding Cape Horn, view from the valley, 1,400 feet below.

C.P.R.R. train at Cape Horn.

Stone embankment at Cape Horn.

Rocky cut above Alta, and American River, 2,000 feet below.

Interior view of snow shed, C.P.R.R.

Snow sheds below Cisco, exterior.

Truckee River at Verdi, east of the Sierra Nevada mountains, Nevada, Central Pacific R.R.

Interior view of snow covering, Central Pacific Railroad.

A full team on the Sierras, from the Central Pacific Railroad.