Cross Photos

A large, old brown bear (grizzly bear) wades across Brooks River. Coastal and near-coastal brown bears in Alaska can live to 25 years of age, weigh up to 1400 lbs and stand over 9 feet tall.
Species: Brown bear, Ursus arctos
Location: Brooks River, Katmai National Park, Alaska
Image ID: 17039  

Owachomo Bridge and Milky Way. Owachomo Bridge, a natural stone bridge standing 106' high and spanning 130' wide,stretches across a canyon with the Milky Way crossing the night sky.
Location: Owachomo Bridge, Natural Bridges National Monument, Utah
Image ID: 28541  

Two Western Grebes Walk on Water. Grebe rushing, a courtship behavior, happens when the birds slap the lake surface up to 20 times per second, literally running across the water.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40887  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33247  

Western Grebes rushing across Lake Wohlford, exhibiting a spectacular courtship behavior in which the aquatic birds literally run across the surface of the water while their feet hit the water up to 20 times per second.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40840  

Extreme closeup view of a Western Grebe as it rushes, running across the water as part of an elaborate courtship behavior.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40841  

Two Western Grebes in a Spectacular Rush Across the Surface of Lake Wohlford. Rushing is a courtship behavior among grebes and requires the aquatic birds to step as rapidly as 20 beats per second to walk across water in this way. Simply amazing.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40866  

Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second. Lake Hodges, San Diego.
Species: Western grebe, Aechmophorus occidentalis
Image ID: 36888  

Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second.
Species: Western grebe, Aechmophorus occidentalis
Location: Lake Hodges, San Diego, California
Image ID: 37850  

Sunrise over The Mount Soledad Cross, a landmark in La Jolla, California. The Mount Soledad Cross is a 29-foot-tall cross erected in 1954. Aerial photo.
Location: La Jolla, California
Image ID: 38096  

Racetrack sailing stone and star trails. A sliding rock of the Racetrack Playa. The sliding rocks, or sailing stones, move across the mud flats of the Racetrack Playa, leaving trails behind in the mud. The explanation for their movement is not known with certainty, but many believe wind pushes the rocks over wet and perhaps icy mud in winter.
Location: Racetrack Playa, Death Valley National Park, California
Image ID: 27671  

Sailing stone on the Racetrack Playa. The sliding rocks, or sailing stones, move across the mud flats of the Racetrack Playa, leaving trails behind in the mud. The explanation for their movement is not known with certainty, but many believe wind pushes the rocks over wet and perhaps icy mud in winter.
Location: Racetrack Playa, Death Valley National Park, California
Image ID: 27689  

The Eiffel Tower with the Trocodero seen in the distance across the Seine, 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: 35601  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33243  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33246  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33227  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33233  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33240  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33252  

African elephant herd crossing dry lake bed, Amboseli National Park.
Species: African elephant, Loxodonta africana
Location: Amboseli National Park, Kenya
Image ID: 39560  

Two Western Grebes in a Spectacular Rush Across the Surface of Lake Wohlford. Rushing is a courtship behavior among grebes and requires the aquatic birds to step as rapidly as 20 beats per second to walk across water in this way. Simply amazing.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40867  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33237  

Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second. Lake Hodges, San Diego.
Species: Western grebe, Aechmophorus occidentalis
Image ID: 36887  

Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second. Lake Hodges, San Diego.
Species: Western grebe, Aechmophorus occidentalis
Image ID: 36889  

Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second.
Species: Western grebe, Aechmophorus occidentalis
Location: Lake Hodges, San Diego, California
Image ID: 37854  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33242  

Sol Duc Falls. Sol Duc Falls is one of the largest and most beautiful waterfalls in Olympic National Park, seen here from a bridge that crosses the canyon just below the falls. Surrounding the falls is an old-growth forest of hemlocks and douglas firs, some of which are three hundred years in age.
Location: Sol Duc Springs, Olympic National Park, Washington
Image ID: 13747  

A sliding rock of the Racetrack Playa. The sliding rocks, or sailing stones, move across the mud flats of the Racetrack Playa, leaving trails behind in the mud. The explanation for their movement is not known with certainty, but many believe wind pushes the rocks over wet and perhaps icy mud in winter.
Location: Racetrack Playa, Death Valley National Park, California
Image ID: 25239  

Wildflowers bloom across Carrizo Plains National Monument, during the 2017 Superbloom.
Location: Carrizo Plain National Monument, California
Image ID: 33236