Kuiutka Bay sunset.

Gulf of Alaska sunset.

A Homeric tradition - the Salty Dawg Saloon - home to the mariners of Alaska

A Homeric tradition - the Salty Dawg Saloon - home to the mariners of Alaska

A motor home that has captured the spirit of coastal Alaska.

Climbing the hill for posterior sledding at Gunnysack Island.

Two containerships passing under the Verrazano Narrows Bridge. Fort Wadsworth and its associated light are in the left foreground.

The 950-foot containership SEALAND COMMITMENT passing underneath the Verrazano Narrows Bridge.

The 950-foot containership SEALAND COMMITMENT to right and New York skyline in center of photo.

The view off the bridge of the SEALAND COMMITMENT at the container terminal at Port Elizabeth, New Jersey.

New York skyline as seen from the bridge of the containership SEALAND COMMITMENT after passing through Verrazano Narrows.

Acres of containers - the largest container port on the East Coast, Port Elizabeth, New Jersey.

Thousands of shipping containers at the terminal at Port Elizabeth, New Jersey.

View from the bridge of the SEALAND COMMITMENT looking across Kill Van Kull at Port Elizabeth, New Jersey.

Thousands of shipping containers at the terminal at Port Elizabeth, New Jersey.

A crane for handling shipping containers at Port Elizabeth, New Jersey.

Containers on the SEALAND COMMITMENT. The yellow post is near the bow of the ship.

The forward 2/3 of the SEALAND COMMITMENT, a 950-foot containership.

Sculpture of a California sealion family at Pier 39, near Fisherman's Wharf.

A crab sculpture on Pier 39, near Fisherman's Wharf.

A crab sculpture on Pier 39, near Fisherman's Wharf.

A humpback whale mural of mother and calf spy-hopping at Pier 39, near Fisherman's Wharf.

An open-air produce market on Pier 39, near Fisherman's Wharf.

A close-up of some of the glorious fruits at an open-air produce market at Pier 39 near Fisherman's Wharf.

A view of Coit Tower and the Transamerica Pyramid from Pier 39 looking to the west.

One of many public gardens beautifying San Francisco.

One of many public gardens beautifying San Francisco.

Waterfront wharf used as parking garage for San Francisco "Cable Cars."

A closeup of a San Francisco "Cable Car."

A humpback whale mural of mother and calf at Pier 39, near Fisherman's Wharf.

Musicians plying their trade near the crab sculpture at Pier 39.

Part of San Francisco skyline as seen from tour boat on the way to Alcatraz.

The San Francisco-Oakland Bay Bridge.

Alcatraz, sometimes called "The Rock."

Part of San Francisco skyline as seen from tour boat on the way to Alcatraz.

Warning sign at Alcatraz.

The pier at Alcatraz. The lower building housed guards and workers while the prison is on the top of "The Rock."

The pier at Alcatraz. The lower building housed guards and workers while the prison is on the top of "The Rock." The high tower is a Coast Guard Lighthouse and the ruined building on left is the remains of the warden's home.

Warning sign at Alcatraz.

The disembarkation pier at Alcatraz.

An Alcatraz guard tower overlooking the pier area.

A guardhouse on the southeast corner of the main prison complex at Alcatraz.

A prisoner's cell at Alcatraz.

A prisoner's cell at Alcatraz.

The prisoner shower room at Alcatraz.

The San Francisco skyline from Alcatraz. Photo #1 of series.

The San Francisco skyline from Alcatraz. Photo #2 of series.

The San Francisco skyline from Alcatraz. Photo #3 of series.

The San Francisco skyline from Alcatraz. Photo #4 of series.

The Alcatraz lighthouse.