Okavango Delta, Botswana: Tall story: Giraffes gallop across the wetland wilderness where the Okavango River floods the savannah.
Photograph by: Bobby Haas

Seville, Spain Duel in the sun: A bullfighter faces his foe in the Plaza de Toros de la Real Maestranza de Caballería, reputedly the world’s oldest bullring.
Photograph by: Luis Marden

Arctic Circle: Life at the edge:
A diver navigates under the sea ice in a realm where only the hardiest survive.
Photograph by: Nick Caloyianis