Honoring our presidents
The Washington Monument seen from the Lincoln Memorial, Washington, DC (© lucky-photographer/Alamy)

Protecting the giants of the sea
Humpback whale mother and calf, Tonga (© Chase Dekker/Minden Pictures)

Protecting the giants of the sea
Humpback whale mother and calf, Tonga (© Chase Dekker/Minden Pictures)

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3.4 MB

These are so nice-icle
Icicles of Misotsuchi, Chichibu, Japan (© watayu0821/Shutterstock)

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3.2 MB

These are so nice-icle
Icicles of Misotsuchi, Chichibu, Japan (© watayu0821/Shutterstock)

Look at these lovebirds
Magellanic penguins in the Falkland Islands (© Vicki Jauron, Babylon and Beyond Photography/Getty Images)

Look at these lovebirds
Magellanic penguins in the Falkland Islands (© Vicki Jauron, Babylon and Beyond Photography/Getty Images)

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3.4 MB

Salt of the earth
Lake Tyrrell, Victoria, Australia (© Monica Bertolazzi/Getty Images)

Salt of the earth
Lake Tyrrell, Victoria, Australia (© Monica Bertolazzi/Getty Images)

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3.5 MB

Darwin's blueprint
Marine iguanas, Galápagos Islands, Ecuador (© helovi/Getty Images)

Darwin's blueprint
Marine iguanas, Galápagos Islands, Ecuador (© helovi/Getty Images)

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3.4 MB

The watchful eyes of history
Yungang Grottoes, Datong, Shanxi province, China (© Eric Yang/Getty Images)

The watchful eyes of history
Yungang Grottoes, Datong, Shanxi province, China (© Eric Yang/Getty Images)

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3.4 MB

Under my umbrella
Art installation of umbrellas at Borough Market in London, England (© Malcolm P Chapman/Getty Images)

Under my umbrella
Art installation of umbrellas at Borough Market in London, England (© Malcolm P Chapman/Getty Images)

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3.5 MB

A point worth pondering
Alstrom Point, Lake Powell, Utah (© T.M. Schultze/TANDEM Stills + Motion)

A point worth pondering
Alstrom Point, Lake Powell, Utah (© T.M. Schultze/TANDEM Stills + Motion)

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3.4 MB

Frozen in time
Medieval towers in Mestia, Upper Svaneti, Georgia (© photoaliona/Getty Images)

Frozen in time
Medieval towers in Mestia, Upper Svaneti, Georgia (© photoaliona/Getty Images)

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3.4 MB

Stuck in a blue moment
Blue hour in Trondheim, Norway (© Jeanny Mueller/Getty Images)