Cliffs of the Sierra Ponce and Rio Grande, Big Bend National Park, Texas

Misool Island, one of the four major islands in the Raja Ampat Islands in West Papua, Indonesia

Poppies in bloom, Moravia, Czech Republic

Sweetheart Abbey, Dumfries and Galloway, Scotland

Long-beaked common dolphin pod and diving Cape gannets hunting sardines off the Eastern Cape, South Africa

Haaga Rhododendron Park, Helsinki, Finland

An indigo bunting at the John James Audubon Center at Mill Grove in Audubon, Pennsylvania

Rapa Valley in Sarek National Park, Sweden

Banner Peak and Thousand Island Lake, Ansel Adams Wilderness, California

Cycling across a natural rock arch in the desert near Moab, Utah

Buckingham Palace in London, England

Coral reef in Marovo Lagoon in the Solomon Islands

Scarlet macaw in Costa Rica

Rainbow Pool and the field of stars in the World War II Memorial with the Lincoln Memorial in the background, Washington, DC

Hyalite Creek in the Custer Gallatin National Forest, Montana

Bungle Bungle Range in Purnululu National Park, Australia

Golden Gate Bridge and Marin Headlands photographed from Golden Gate Overlook in San Francisco, California

Hanging bridge in the Monteverde Cloud Forest Reserve, Costa Rica

Alhambra in Granada, Andalusia, Spain

Kornati National Park, Croatia