Burrowing owl chicks near a burrow, Wyoming (© Danita Delimont/Getty Images)

Tulip fields in spring, Skagit Valley, Washington (© Claudia Cooper/Getty Images)

Total solar eclipse photographed from Madras, Oregon on August 21, 2017 (© NASA/Aubrey Gemignani)

North American beaver in a pond near Wonder Lake, Denali National Park, Alaska (© Paul Souders/Getty Images)

Himeji Castle, Himeji, Hyōgo Prefecture, Japan (© Julian Elliott Photography/Getty Images)

The Bahamas photographed from the International Space Station (© NASA)

Red lechwe herd crossing marshy plain of Okavango Delta, Botswana (© Ibrahim Suha Derbent/Getty Images)

A rainbow in At-Bashy District , Kakshaal Too Mountains, Naryn Province, Kyrgyzstan (© Emad aljumah/Getty Images)

Beech trees and wild anemones, Jutland, Denmark (© Nick Brundle Photography/Getty Images)

‘Vanishing Point’ by French street artist JR on the facade of Palazzo Farnese, Rome, Italy (© Fabrizio Troiani/Alamy)