Lucas Bustamante / Three Llamas (Lama glama) resting in the Machu Picchu ruins. Urubamba, Peru. August, 2016.

Will Burrard-Lucas / Llama (Lama glama) in front of Machu Picchu ruins, Andes, Peru, July 2006.

Merryn Thomas / Machu Picchu in morning. Cusco Region, Urubamba Province, Peru. December 2013.

Merryn Thomas / Morning light on Machu Picchu. Cusco Region, Urubamba Province, Peru. December 2013.

Merryn Thomas / Morning at Machu Picchu, Cusco Region, Urubamba Province, Peru. December 2013.

Merryn Thomas / Sacred Valley from Machu Picchu, Inca Trail, Peru. December 2013.

Lucas Bustamante / Northern viscacha (Lagidium peruanum) sitting on the walls of Machu Picchu, Urubamba , Peru.

Sandesh Kadur / Panoramic view of Machu Picchu, UNESCO World Heritage Site. Cusco, Peru. July 2009.

Roland Seitre / Temple of the Condor, Machu Picchu, with Andean Vulture (Vultur gryphus) carving, Cusco, Peru

Roland Seitre / Temple of the Condor, Machu Picchu, with Andean Vulture (Vultur gryphus) carving, Cusco, Peru

Glenn Bartley / Torrent Duck (Merganetta armata) female drying wings, Machu Picchu, Peru

Glenn Bartley / Torrent Duck (Merganetta armata) females and male, Machu Picchu, Peru