Kangaroo mother and baby (© Belle Ciezak/Shutterstock)

Easter Island, Chile (© Karine Aigner/Tandem Stills + Motion)

Dolomites, Italy (© mauritius images GmbH/Alamy)

Aberfeldy, Perth and Kinross, Scotland (© Dennis Barnes/Getty Images)

Tianmen Mountain National Park, China (© Shane P. White/Minden Pictures)

Red mangrove tree seedlings (© Claudio Contreras/Minden Pictures)

Blue-green waters (© NASA)

Blackbird (© Bill Coster/Alamy)

Nagarhole National Park, Karnataka, India (© Vivek BR/Shutterstock)

Burchell's zebras (© Richard Du Toit/Minden Pictures)