A view looking to the north along a section of the top of Fort Jefferson.

Looking through a cannon port towards the azure waters of the southern Gulf of Mexico. These openings also served as air conditioning and let the sea breeze through.

The lighthouse as seen from the far end of the parade ground at Fort Jefferson. The configuration of the palm trees is testimony to the force and continuity of the trade winds in this area.

Looking at the outside walls and moat around Fort Jefferson.

The "Wrecker Memorial" at Key West. Wreckers flocked to the scene of shipwrecks hoping to salvage the cargoes for their own enrichment. However, their first legal priority was to save lives.

The "Wrecker Memorial" at Key West. Wreckers flocked to the scene of shipwrecks hoping to salvage the cargoes for their own enrichment. However, their first legal priority was to save lives.

The boundary monument between the United States and Mexico just south of San Diego. This also gives a good seaward view of Tijuana Slough, now part of the the National Estuarine Research Reserve System. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory. . By George Davidson, 1869. P. 8. Library Call Number VK947.D4 1869.

A view of Point Loma with the Point Loma lighthouse seen to the right. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 22. Library Call Number VK947.D4 1869.

A view of Point Duma, today known as Point Dume, just to the east of Malibu. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 15. Library Call Number VK947.D4 1869.

A view of San Pedro to the right and the highlands of Palos Verdes on the left. The Coast Survey Schooner EWING and Steamer ACTIVE are to the left of Dead Man's Island in this image, directly in front of what is now the major port area for Los Angeles. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory. By George Davidson, 1869. P. 15. Call No. VK947.D4 1869.

A view of Point Conception and the Point Conception Lighthouse from the Santa Barbara Channel. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 22. Library Call Number VK947.D4 1869.

Point Sur along the Big Sur coastline about 25 miles south of Monterey. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 45. Library Call Number VK947.D4 1869.

Point Pinos and the Point Pinos Lighthouse as seen from offshore. This is at the southern extent of Monterey Bay. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 45. Library Call Number VK947.D4 1869.

Point Ano Nuevo and Ano Nuevo Island as seen from offshore. This is about 20 miles north of Santa Cruz, California. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 51. Library Call Number VK947.D4 1869.

The entrance to San Francisco Bay. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 56. Library Call Number VK947.D4 1869.

The entrance to San Francisco Bay with Alcatraz Island seen in the center of the image. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 67. Library Call Number VK947.D4 1869.

The entrance to the Columbia River with Mount St. Helens seen in the distance. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 146. Library Call Number VK947.D4 1869.

The lighthouse at Tatoosh Island with Cape Flattery and the entrance to the Straits of Juan de Fuca seen in the right center. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 179. Library Call Number VK947.D4 1869.

Flattery Rocks, approximately 12 nautical miles south of Cape Flattery. In: Pacific Coast. Coast Pilot of California, Oregon, and Washington Territory . By George Davidson, 1869. P. 177. Library Call Number VK947.D4 1869.

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Description not available.

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Description not available.

"Honolulu and Its Fringing Reef", Plate VI. In: "Coral Reefs of the Hawaiian Islands" by Alexander Agassiz. April 1889. Bulletin of the Museum of Comparative Zoology, at Harvard College. Vol. XVII. No. 3. Library Call Number G161 A26.

"Eastern Side of the Entrance to Honolulu Harbor", Plate VII. In: "Coral Reefs of the Hawaiian Islands" by Alexander Agassiz. April 1889. Bulletin of the Museum of Comparative Zoology, at Harvard College. Vol. XVII. No. 3. Library Call Number G161 A26.

"Shore Edge of the Fringing Reef East of Honolulu", Plate VIII. In: "Coral Reefs of the Hawaiian Islands" by Alexander Agassiz. April 1889. Bulletin of the Museum of Comparative Zoology, at Harvard College. Vol. XVII. No. 3. Library Call Number G161 A26.

Flight of roseate spoonbills flying above the Everglades.

Photo #1 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #2 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #3 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #4 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #5 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #6 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #7 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #8 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #9 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Description not available.

Description not available.

Photo #11 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #12 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #13 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Photo #14 of Mount St. Elias sequence. Mount Saint Elias is one of the largest mountains visible from the sea on the North American continent. It rises to a height of 18,008 feet in a distance of less than 20 miles from sea level at Icy Bay.

Tann Fjord, an arm of Icy Bay.

Tilted strata in Tann Fjord.

Tilted strata in Tann Fjord.

A hanging glacial valley in Tann Fjord.

Icy Bay area.

A beach of glacial debris in the Icy Bay area.