Labor Day parade in 1934, Gastonia, North Carolina

Arambol Beach in Goa, India

Petronas Twin Towers, Kuala Lumpur, Malaysia

Seitan Limania Beach in Crete, Greece

Wildlife crossing in Wierden, Netherlands

Blue linckia sea stars off New Ireland in Papua New Guinea

Regional Park of Migliarino, San Rossore, Massaciuccoli, Italy

Baltic Sea in Estonia

Bearded reedlings at a wetland in Flevoland, Netherlands

Boundary Trail in Mount St. Helens National Volcanic Monument, Washington

Kiteboarders and windsurfers off the Pelješac Peninsula, Croatia

North Cascades National Park, Washington

Wheat field in Ukraine

Menton, France

A burrowing owl chick and adult in South Florida

Faro de Playa Lago, Costa da Morte, Muxia, Galicia, Spain

Beehives in the Muniellos Nature Reserve, Asturias province, Spain

Solar Impulse 2 flying over the pyramids in Giza, Egypt

Källö-Knippla, an island in the archipelago of Gothenburg, Sweden

Freshwater plants and tetra fish, Aquário Natural, Rio Baía Bonita, Mato Grosso do Sul, Brazil