Gavin Hellier / Ceremonially decorated Indian elephant (Elephas maximus) and mahout outside the Hawa Mahal / Palace of Winds, Rajasthan, Jaipur, India, 2011.

Ernie Janes / London red bus going past Big Ben and the Houses of Parliament at Westminster, London, June 2013.

Ernie Janes / Big Ben and Union Jack Flag, Westminster, London, England, UK, June 2013.

Laurent Geslin / Indian with the Jai Mahal (Lake Palace) in the background floodlit at night, Jaipur, Rajasthan, India 2006

Bernard Castelein / Leh palace, Leh, Ladakh, India, June 2010

David Tipling / Three people watching common starlings (Sturnus vulgaris) arriving to roost at Palace Pier Brighton. UK, February

David Tipling / Flock of Common starlings (Sturnus vulgaris) arriving to roost at Palace Pier, Brighton. UK, February

Inaki Relanzon / Mandalay Palace, Mandalay, Mandalay Division, Myanmar, Burma. August 2009

Juan Manuel Borrero / Los Palacios Nazar'es, Alhambra de Granada, Granada, Andalusia, Spain. April 2009.

Juan Manuel Borrero / Santa Ana Presidential Palace. Ponta Delgada, Sao Miguel Island, Azores, Portugal. 2019.

Juan Carlos Munoz / Cliff Palace, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, USA. October.

Juan Carlos Munoz / Cliff Palace, Mesa Verde National Park UNESCO World Heritage Site, Colorado, USA. October.

Juan Carlos Munoz / Cliff Palace, Mesa Verde National Park UNESCO World Heritage Site, Colorado, USA. October.

Juan Carlos Munoz / Cliff Palace, Mesa Verde National Park UNESCO World Heritage Site, Colorado, USA. October.

Juan Carlos Munoz / Cliff Palace, Mesa Verde National Park UNESCO World Heritage Site, Colorado, USA. October.

David Woodfall / Woman holding 'One World One Last Chance' placard during Extinction Rebellion demonstration to draw attention to climate change. Five bridges across the Thames were blocked. Houses of Parliame...

Juan Carlos Munoz / Detail on wall of Malla's Royal Palace, Durbar Marg, Patan, Lalitpur Metropolitan City, Kathmandu Valley, Nepal.

Juan Carlos Munoz / Door at Malla's Royal Palace, Bhaktapur Durbar Square Complex, Durbar Marg, Lalitpur Metropolitan City, Kathmandu Valley, Nepal. February 2018.

Juan Carlos Munoz / Wood carving at Malla's Royal Palace, Bhaktapur Durbar Square Complex, Durbar Marg, Patan, Lalitpur Metropolitan City, Kathmandu Valley, Nepal. February 2018.

Ashley Cooper / La Calahorra Castle in La Calahorra at the foot of the Sierra Nevada mountains in Andalucia, Spain,

Ashley Cooper / La Calahorra Castle in La Calahorra with spring flowers, at the foot of the Sierra Nevada mountains in Andalucia, Spain.

Eladio Fernandez / Sans-Souci Palace viewed from the back, UNESCO World Heritage Site, Haiti. August 2016.

Eladio Fernandez / Doorway inside the ruins of the Palace of San Souci, Milot, Haiti. August 2016.

Eladio Fernandez / Statue in San Souci Palace UNESCO World Heritage Site, Milot, Haiti. August 2016.

Eladio Fernandez / Statue in San Souci Palace UNESCO World Heritage Site., Milot, Haiti. August 2016.

Gavin Hellier / Timelapse of traffic moving past the Hawa Mahal, (Palace of the Winds) at night, Jaipur, Rajasthan, India, January 2018. Hellier

Gavin Hellier / Timelapse from day to night of traffic moving past the Hawa Mahal, (Palace of the Winds), Jaipur, Rajasthan, India, January 2018. Hellier

Gavin Hellier / Aerial shot over Lake Pichola and the City Palace, Udaipur, Rajasthan, India, January 2018. Hellier

Gavin Hellier / Four women dancing whilst wearing saris, Samode Palace, Jaipur, Rajasthan, India, Model and Property released, January 2018. Hellier

Gavin Hellier / Timelapse of traffic outside the Palau Nacional, Barcelona, Catalonia, SpainMay 2016. Hellier

Gavin Hellier / View of the Summer Palace, near St, Petersburg, Russia, May 2016. Hellier

Gavin Hellier / View of the Winter Palace, Palace Square, Alexander Column and the Hermitage, Saint Petersburg, Russia, May 2016. Hellier

Gavin Hellier / Timelapse from day to night panning across Palace Square, RussiaMay 2016. Hellier

Gavin Hellier / Timelapse of clouds moving over the Winter Place, St, Petersburg, Russia, May 2016. Hellier

Gavin Hellier / Timelapse looking over Palace Square towards the Winter Palace and the Alexander Column, St, Petersurg, Russia, May 2016. Hellier

Edwin Giesbers / Person feeding Feral pigeons (Columba livia) outside the Royal Palace, Dam Square, Amsterdam. The Netherlands. March 2017.

Edwin Giesbers / People feeding Feral pigeons (Columba livia) outside the Royal Palace, Dam Square, Amsterdam. The Netherlands. March 2017.

Edwin Giesbers / Feral pigeons (Columba livia) feeding outside the Royal Palace, Dam Square, Amsterdam. March 2017.

Michael Hutchinson / Flowering Tulips (Tulipa), with Kew Palace in the background, Kew Gardens, London, England, UK, April 2016.

Juan Manuel Borrero / The Grand Palace at Tulum Archaeological Site, Tulum National Park, Quintana Roo. Mexico, March 2017.

Kerstin Hinze / Crocus ( Crocus neapolitanus), flowering in Husum Palace Garden, Schleswig-Holstein, Germany, March.

Kerstin Hinze / Crocus (Crocus neapolitanus) flowering in Husum Palace Garden, Schleswig-Holstein, Germany, March.

Juan Manuel Borrero / Palacio de las Bellas Artes / Palace of Fine Arts. Mexico City. Mexico, March 2017.

Sandesh Kadur / Time-lapse of people and traffic outside The Red Fort at sunset, Delhi, India, March 2011.

Ingo Arndt / Hawa Mahal, Palace of the Winds, Jaipur, Rajasthan, India

Ingo Arndt / Umaid Bhawan Palace, Jodhpur, Rajasthan, India

Ingo Arndt / Umaid Bhawan Palace, Jodhpur, Rajasthan, India

Ingo Arndt / Detailed facade of Hawa Mahal, Palace of the Winds, Jaipur, Rajasthan, India

Ingo Arndt / Royal guards standing on duty outside ornate gate to City Palace, Jaipur, Rajasthan, India

Ingo Arndt / Detailed mirror and inlay detail of Amber Palace, Jaipur, Rajasthan, India

Pat Tuson / People buying tomatoes from stall Alexandra Palace Farmers Market, Haringey, London, UK, August 2014.

Kim Taylor / Ancient Assyria alabaster carving from the palace of King Ashur Nasipal II at Nimrud, Iraq.. In 2014 Hatra was taken over by Islamic State militants and much of the site was destroyed in 2015.

Kim Taylor / Ancient Assyrian human headed bull guarding the doorway to the palace of King Ashur Nasipal II at Nimrud, Iraq. . In 2014 Hatra was taken over by Islamic State militants and much of the site was destr...

Kim Taylor / Ancient Assyrian human headed bull guarding the doorway to the palace of King Ashur Nasipal II at Nimrud, Iraq. In 2014 Hatra was taken over by Islamic State militants and much of the site was destro...

Christophe Courteau / The Kremlin Palace along the Moscow river, frozen in winter, Moscow, Russia, January 2016 Panoramic stitched of 27 images.

Ernie Janes / Street lighting, Houses of Parliament and Big Ben silhouetted, Westminster, London, England, UK, November.

Loic Poidevin / Looking over Grand Canal to Piazza San Marco with St Marks Basilica and Doges Palace, Venice, Italy

Steven David Miller / Cliffs Palace, a village built against the soft sandstone rock face by ancestral Pueblo Indians between 1190 and 1260 , Mesa Verde National Park, Colorado USA

Steven David Miller / Cliffs Palace, a village built against the soft sandstone rock face by ancestral Pueblo Indians between 1190 and 1260 , Mesa Verde National Park, Colorado USA

Cyril Ruoso / Hawa Mahal (Palace of Wind) Jaipur, Rajasthan, India.

Cyril Ruoso / Hawa Mahal (Palace of Wind) Jaipur, Rajasthan, India.

Cyril Ruoso / Rhesus macaque (Macaca mulatta) mother and baby sat on roof of palace, Jaipur, India.

Cyril Ruoso / Snake charmer playing flute, charming Indian cobra (Naja naja) to come out of basket, inside the city palace, Jaipur, India.

David Noton / Woman walking along path with parasol, with Karaweik Palace in the background, Kandawgyi Lake, Yangon, Myanmar, November 2012.

Pascal Tordeux / Pine trees in the fog near Las Marismillas Palace, Donana National Park, Andalusia, Spain, March 2014.

Axel Gomille / Bengal Tiger (Panthera tigris tigris) female watching from Rajbagh Palace, Ranthambhore National Park, Rajasthan, India, April 2010.

Axel Gomille / Sambar deer (Cervus unicolor), Spotted deer (Axis axis), Wild boar (Sus scrofa) and various birds feeding, with Rajbagh Palace in the background, Ranthambhore National Park, India. April 2010.

Sam Hobson / Feral pigeons (Columba livia) outside the Houses of Parliament in Westminster. London, UK. July. Runner up in 2013 Terre Sauvage Nature's Images awards, Urban category.

Kristel Richard / Horse guards mounted on young Andalusian (PRE) stallions in front of the Royal Palace, Madrid, Spain, January 2014.

Kristel Richard / Horse guard mounted on young Andalusian (PRE) stallion in front of the Royal Palace, Madrid, Spain, January 2014.

Floris van Breugel / The Palenque Mayan ruins - Temple of the Cross (left), Temple of the Inscriptions (distant center), and The Palace (right), Chiapas, Mexico. March 2014.

Floris van Breugel / The Palenque Mayan ruins - Temple of the Inscriptions, seen from The Palace, Chiapas, Mexico. March 2014.

Pat Tuson / Compost toilet or lavatory with ventilation pipe showing at rear, Alexandra Palace Allotments, London Borough of Haringey, UK, September 2013.

Pat Tuson / Compost toilet or lavatory with ventilation pipe showing at rear, Alexandra Palace Allotments, London Borough of Haringey, UK, June 2013.

David Tipling / Peacock mosaic in the ornate Mor Chowk (Peacock Courtyard) Udaipur City Palace, constructed during the reign of Rana Karan Singhji. Peacocks were added later by Maharana Sajjan Singhji during 1874-18...

Inaki Relanzon / An old palace, now the information center in Garraf Natural Park, Barcelona, Catalonia, Spain, February 2013.

Ernie Janes / Houses of Parliament and statue of Winston Churchill, Westminster, London, June 2013.

Ernie Janes / Big Ben and the Houses of Parliament at Westminster with double decker red buses, London, England, UK, June 2013.

Cyril Ruoso / Snake charmer inside the city palace, Jaipur, India

Staffan Widstrand / Wild Wonders of China / Incense burning ceremony at the Yonghe Temple, 'Palace of Peace and Harmony', a Tibetan Lamaistic Buddhist shrine, Beijing, China, May 2012

Gavin Hellier / View over Gonder and the Royal Enclosure from the top of Fasiladas' Palace, Gonder, Northern Ethiopia 2005

Gavin Hellier / The Royal Enclosure, Fasiladas' Palace, Gonder, northern Ethiopia 2005

Gavin Hellier / Signs infront of the Royal Enclosure, Fasiladas' Palace, Gonder, northern Ethiopia 2005

Gavin Hellier / The Royal Enclosure, Fasiladas' Palace, Gonder, northern Ethiopia 2005

Gavin Hellier / Panoramic view of Palace of Fine Arts illuminated at Night, San Francisco, California, USA 2011

Gavin Hellier / Palacio de la Moneda, Chile's presidential palace illuminated at dusk, Santiago, Chile, 2008

Gavin Hellier / Ornate interior of the Luxury Emirates Palace Hotel, Abu Dhabi, United Arab Emirates, Arabia 2010

Gavin Hellier / Children in traditional clothes, waving to camera, Mangyongdae Schoolchildren's Palace, dedicated to childrens after school activities, Pyongyang, Democratic Peoples' Republic of Korea (DPRK), North K...

Juan Manuel Borrero / Bar de Quadras Palace a modernist building, designed by architect Josep Puig i Cadafalch, Eixample District, Barcelona City, Spain, March 2011

Juan Manuel Borrero / Bar de Quadras Palace a modernist building, designed by architect Josep Puig i Cadafalch, Eixample District, Barcelona City, Spain, March 2011

Kerstin Hinze / New Palace, Sanssouci park, a UNESCO World Heritage site. Potsdam, Brandenburg, Germany, May 2012.

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Whitehall with the Victoria Tower of Westminster Palace in the background, London, UK, May. 2012

Nick Upton / Avenues of London Plane Trees (Platanus x hispanica) lining The Mall with Buckingham Palace in the background, London, UK, May. 2012

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Whitehall with the Victoria Tower of Westminster Palace in the background, London, UK, May. 2012

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Victoria Tower Gardens with the Palace of Westminster in the background, London, UK, May. 2012

Nick Upton / Horse Guards parading on The Mall, past avenue of London Plane Trees (Platanus x hispanica), with Buckingham Palace in the background, London, UK, May. 2012