Double Arch seen through Cove Arch, Arches National Park, Utah (© Jeff Foott/Minden Pictures)
Mural Wall, Korean War Veterans Memorial, Washington, DC (© Steve Tulley/Alamy)
Caribbean flamingos, Yucatán Peninsula, Mexico (© Claudio Contreras/NPL/Minden Pictures)
Milky Way, Aït Benhaddou, Morocco (© Cavan Images/Getty Images)