Celebrating forests
Bwindi Impenetrable National Forest, Uganda (© Art Wolfe/DanitaDelimont.com)

'Water' we celebrating?
Blue Spring, Te Waihou Walkway, New Zealand (© Ian Beattie/Alamy)

'Water' we celebrating?
Blue Spring, Te Waihou Walkway, New Zealand (© Ian Beattie/Alamy)

Making a fog-cast
Large anvil clouds above the Amazon in Brazil (© NASA)

Making a fog-cast
Large anvil clouds above the Amazon in Brazil (© NASA)

Where are these birds of a feather?
Silvereyes with cherry blossoms, South Korea (© TigerSeo/Getty Images)

Where are these birds of a feather?
Silvereyes with cherry blossoms, South Korea (© TigerSeo/Getty Images)

Painting the town
Celebrating Holi in Mathura, Uttar Pradesh, India (© Avishek Das/SOPA Images/LightRocket via Getty Images)

Painting the town
Celebrating Holi in Mathura, Uttar Pradesh, India (© Avishek Das/SOPA Images/LightRocket via Getty Images)

A tidal tango
Seawater cascades over an ancient coral reef, Hang Rai, Vietnam (© Thang Tat Nguyen/Getty Images)

A tidal tango
Seawater cascades over an ancient coral reef, Hang Rai, Vietnam (© Thang Tat Nguyen/Getty Images)

Theater takes center stage
Teatro Colón in Buenos Aires, Argentina (© Wei Hao Ho/Alamy)

Theater takes center stage
Teatro Colón in Buenos Aires, Argentina (© Wei Hao Ho/Alamy)

A path through the petals
Cherry blossoms in Shanghai, China (© Yaorusheng/Getty Images)

A path through the petals
Cherry blossoms in Shanghai, China (© Yaorusheng/Getty Images)

High tides and bright lights
South Stack Lighthouse at sunset, Holy Island, Wales (© mariotlr/Getty Images)

High tides and bright lights
South Stack Lighthouse at sunset, Holy Island, Wales (© mariotlr/Getty Images)

Hello from the upside-down!
Brown-throated three-toed sloth sleeping in cecropia tree, Costa Rica (© Juan Carlos Vindas/Getty Images)

Hello from the upside-down!
Brown-throated three-toed sloth sleeping in cecropia tree, Costa Rica (© Juan Carlos Vindas/Getty Images)

Egg-cellent craftmanship
Easter eggs painted by Tünde Csuhaj, Szekszárd, Hungary (© ATTILA KISBENEDEK/AFP/Getty Images)

Egg-cellent craftmanship
Easter eggs painted by Tünde Csuhaj, Szekszárd, Hungary (© ATTILA KISBENEDEK/AFP/Getty Images)