Tufa towers rise from Mono Lake, with the Eastern Sierra visible in the distance. Tufa towers are formed when underwater springs rich in calcium mix with lakewater rich in carbonates, forming calcium carbonate (limestone) structures below the surface of the lake. The towers were eventually revealed when the water level in the lake was lowered starting in 1941.
Location: Mono Lake, California
Image ID: 26983
Trocadero. The Trocadero, site of the Palais de Chaillot, is an area of Paris, France, in the 16th arrondissement, across the Seine from the Eiffel Tower.
Location: Trocadero, Paris, France
Image ID: 28151
Hiker in Buckskin Gulch. A hiker considers the towering walls and narrow passageway of Buckskin Gulch, a dramatic slot canyon forged by centuries of erosion through sandstone. Buckskin Gulch is the worlds longest accessible slot canyon, running from the Paria River toward the Colorado River. Flash flooding is a serious danger in the narrows where there is no escape.
Location: Buckskin Gulch, Paria Canyon-Vermilion Cliffs Wilderness, Arizona
Image ID: 20716
Garibaldi swims in the kelp forest, sunlight filters through towering giant kelp plants rising from the ocean bottom to the surface, underwater.
Species: Garibaldi, Hypsypops rubicundus
Location: Catalina Island, California
Image ID: 23457
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 28147
Eiffel Tower and the Trocadero, clouds and sunshine, Paris. The Trocadero, site of the Palais de Chaillot, is an area of Paris, France, in the 16th arrondissement, across the Seine from the Eiffel Tower.
Location: Trocadero, Paris, France
Image ID: 28150
Trocadero. The Trocadero, site of the Palais de Chaillot, is an area of Paris, France, in the 16th arrondissement, across the Seine from the Eiffel Tower.
Location: Trocadero, Paris, France
Image ID: 28152
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 28116
Radio Tower Rock at Sunset, Page, Arizona.
Location: Page, Arizona
Image ID: 36019
Radio Tower Rock at Sunset, Page, Arizona.
Location: Page, Arizona
Image ID: 36020
Radio Tower Rock at Sunset, Page, Arizona.
Location: Page, Arizona
Image ID: 36022
Trocadero. The Trocadero, site of the Palais de Chaillot, is an area of Paris, France, in the 16th arrondissement, across the Seine from the Eiffel Tower.
Location: Trocadero, Paris, France
Image ID: 28259
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 35676
La Tour Eiffel at dusk over the River Seine in Paris France. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 35677
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 35716
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 35717
La Tour Eiffel. The Eiffel Tower is an iron lattice tower located on the Champ de Mars in Paris, named after the engineer Gustave Eiffel, who designed the tower in 1889 as the entrance arch to the 1889 World's Fair. The Eiffel tower is the tallest structure in Paris and the most-visited paid monument in the world.
Location: Tour Eiffel, Paris, France
Image ID: 35718
Zodiac cruising in Antarctica. Tourists enjoy the pack ice and towering glaciers of Cierva Cove on the Antarctic Peninsula.
Location: Cierva Cove, Antarctic Peninsula, Antarctica
Image ID: 25529