Sao Vicente da Fora, Alfama, Lisbon. Portugal, Europe

The St. Johann Kirke, Donauschingen, Black Forest, Baden-Wurttemberg, Germany, Europe

Chateau, Donauschingen (Donaueschingen), Black Forest, Baden-Wurttemberg, Germany, Europe

Donau Bridge, crossing the River Danube, Donauschingen (Donaueschingen), Black Forest, Baden-Wurttemberg, Germany, Europe

Donau Bridge, crossing the River Danube, Donauschingen (Donaueschingen), Black Forest, Baden-Wurttemberg, Germany, Europe

Entrance of Sheikh Lotfollah Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Entrance of Sheikh Lotfollah Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

View across Naqsh-e (Imam) Square, UNESCO World Heritage Site, from Ali Qapu Palace opposite Sheikh Lotfollah Mosque, Isfahan, Iran, Middle East

View across Naqsh-e (Imam) Square from Ali Qapu Palace opposite Sheikh Lotfollah Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Late afternoon at the shops on Naqsh-e Jahan (Imam) Square, Isfahan, Iran, Middle East

Khajo Bridge built by Shah Abbas in around 1650, a favourite place for young people to meet, Isfahan, Iran, Middle East

Vank Cathedral (Armenian), Isfahan, Iran, Middle East

Vank (Armenian) Cathedral precinct, Isfahan, Iran, Middle East

Outer Clock Tower of Vank (Armenian) Cathedral, Isfahan, Iran, Middle East

Interior of dome of Vank (Armenian) Cathedral with Archbishop's throne in foreground, Isfahan, Iran, Middle East

Mural, Vank (Armenian) Cathedral, Isfahan, Iran, Middle East

Interior of dome of Vank (Armenian) Cathedral, Isfahan, Iran, Middle East

Vaulted arcade, Grand Bazaar, Isfahan, Iran, Middle East

Two bazaaris chatting over the counter of a metalwork shop, Grand Bazaar, Isfahan, Iran, Middle East

Bazaaris chatting after work, Azadegan Tea House, Isfahan, Iran, Middle East

Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Mirrored interior of Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Mural of reception for Ruler of Turkistan, 1621 AD, Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Mural of Battle of Chaldoran 1518 AD, Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Mural of battle scene, Chehel Sotun (Chehel Sotoun) (40 Columns) Palace, Isfahan, Iran, Middle East

Girls gossiping after shopping in the Grand Bazaar, by entrance of Sheikh Lotfollah Mosque, Isfahan, Iran, Middle East

Modern dress competes with traditional dress, Grand Bazaar, Isfahan, Iran, Middle East

Khajo Bridge built by Shah Abbas in around 1650, now a favourite place for young people to meet, Isfahan, Iran, Middle East

Andean Condor (Vultur Grifus), Torres del Paine, Patagonia, Chile, South America

Andean Condor (Vultur Gryphus), adult male, Patagonia, Argentina, South America

Rice paddies in Tana Toraja, Sulawesi, Indonesia, Southeast Asia, Asia

View across Naqsh-e (Imam) Square, UNESCO World Heritage Site, from Ali Qapu Palace opposite Sheikh Lotfollah Mosque, Isfahan, Iran, Middle East

View across Naqsh-e (Imam) Square, UNESCO World Heritage Site, from Ali Qapu Palace, Isfahan, Iran, Middle East

Ceiling of The Music Hall of Ali Qapu Palace with early acoustic design, Ali Qapu Palace, Isfahan, Iran, Middle East

Ceiling of entrance portal in Isfahan blue, Imam Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Tiled archway in Isfahan blue, Imam Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Main Sanctuary, Imam Mosque, Isfahan, Iran, Middle East

Two Iranian girls walking past courtyard walls, Imam Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Courtyard walls, Imam Mosque, Isfahan, Iran, Middle East

Carpet shop, Grand Bazaar, Isfahan, Iran, Middle East

Wooden boxes and clocks for sale, Grand Bazaar, Isfahan, Iran, Middle East

Metalworker,Two bazaaris chatting over the counter of a metalwork shop, Grand Bazaar, Isfahan, Iran, Middle East

Silhouetted workman setting up marquee for special event in the courtyard of Imam Mosque, Isfahan, Iran, Middle East

Detail of ceramic tiles on wall in Isfahan blue, Imam Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

View across Naqsh-e (Imam) Square from Ali Qapu Palace opposite Sheikh Lotfollah Mosque, UNESCO World Heritage Site, Isfahan, Iran, Middle East

Metalwork for sale, Grand Bazaar, Isfahan, Iran

Yokohama skyline, Honshu Island, Japan, Asia

Customs House, Yokohama, Honshu Island, Japan, Asia

Fountain, Yamashita Park, Yokohama, Honshu Island, Japan, Asia

Megalithic stone-circles, 5000 to 4000 BC, Almendres Cromlech, near Evora, Portugal, Europe

Megalithic stone-circles, 5000 to 4000 BC, Almendres Cromlech, near Evora, Portugal, Europe

The Cabo Espichel coast on the Atlantic Ocean with lighthouse in the distance, Lisbon, Portugal, Europe

Different generations, different outlooks, grandmother in less common white chador and women and granddaughter in black chadors, Varzaneh, Iran, Middle East

Elephant (Loxodonta africana) resting trunk on its tusk, Zimanga game reserve, KwaZulu-Natal, South Africa, Africa

Lion (Panthera leo) at dawn, Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Ginza Shopping District, Tokyo, Japan, Asia

Ginza Shopping District, Tokyo, Japan, Asia

Ginza Shopping District, Tokyo, Japan, Asia

Ginza Shopping District, Tokyo, Japan, Asia

Chinatown, Yokohama, Honshu Island, Japan, Asia

Chinatown, Yokohama, Honshu Island, Japan, Asia

Chinatown, Yokohama, Honshu Island, Japan, Asia

Chinatown, Yokohama, Honshu Island, Japan, Asia

Kanteibyo Temple, Chinatown, Yokohama, Honshu Island, Japan, Asia

Kanteibyo Temple, Chinatown, Yokohama, Honshu Island, Japan, Asia

Masobyo Temple, Chinatown, Yokohama, Honshu Island, Japan, Asia

Masobyo Temple, Chinatown, Yokohama, Honshu Island, Japan, Asia

Giraldo Square and St. Anton's Church, Evora, UNESCO World Heritage Site, Portugal, Europe

Renaissance Fountain in the foreground with St. Anton's Church behind, Evora, UNESCO World Heritage Site, Portugal, Europe

Roman Temple in foreground, Evora Cathdral in the background, Evora, UNESCO World Heritage Site, Portugal, Europe

Towers, view from the roof, Evora Cathedral, Evora, UNESCO World Heritage Site, Portugal, Europe

Main Chapel with ceiling, Evora Cathedral, Evora, UNESCO World Heritage Site, Portugal, Europe

Chapter House, entrance to the public gardens, Evora, UNESCO World Heritage Site, Portugal, Europe

Roman Aqueduct, Evora, UNESCO World Heritage Site, Portugal, Europe

Puma (Puma concolor), Patagonia, Chile, South America

African fish eagle (Haliaeetus vocifer) drinking, Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Whitebacked vultures (Gyps africanus) moving in to feed, Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Whitebacked vultures (Gyps africanus), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Nile crocodile (Crocodylus niloticus), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Whitebacked vultures (Gyps africanus) feeding, Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Nile crocodile (Crocodylus niloticus), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Blackbacked jackal (Canis mesomelas) with whitebacked vultures (Gyps africanus), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Hibiya Park, Tokyo, Japan, Asia

Swan Fountain, Hibiya Park, Tokyo, Japan, Asia

Imperial Palace, Tokyo, Japan, Asia

Prayers, Yasukuni-Jinga Shrine, Tokyo, Japan, Asia

Royal Church of St. Francis, Evora, UNESCO World Heritage Site, Portugal, Europe

Royal Church of St. Francis, Evora, UNESCO World Heritage Site, Portugal, Europe

Chapel of Bones, Royal Church of St. Francis, Evora, UNESCO World Heritage Site, Portugal, Europe

Chapel of Bones, Royal Church of St. Francis, Evora, UNESCO World Heritage Site, Portugal, Europe

Chapel of Bones, Royal Church of St. Francis, Evora, UNESCO World Heritage Site, Portugal, Europe

Roman Temple in foreground, Evora Cathdral in the background, Evora, UNESCO World Heritage Site, Portugal, Europe

Roman Temple, Evora, UNESCO World Heritage Site, Portugal, Europe

The Jeronimos Monastery, monastery of the Order of Saint Jerome, UNESCO World Heritage Site, near the Teju river in the parish of Belem, Lisbon, Portugal, Europe

Stained glass windows of Prayer Hall, Nasir-al Molk Mosque, Shiraz, Iran, Middle East

Courtyard of Nasir-al Molk Mosque, Shiraz, Iran, Middle East

Late 19th century tiling at Nasir-al Molk Mosque, Shiraz, Iran, Middle East

Late 19th century tiling at Nasir-al Molk Mosque, Shiraz, Iran, Middle East

Late 19th century tiling at Nasir-al Molk Mosque, Shiraz, Iran, Middle East

Late 19th century tiling at Nasir-al Molk Mosque, Shiraz, Iran, Middle East

View from hill near Tomb of Cyrus the Great, 576-530 BC, Pasargadae, Iran, Middle East

Tomb of Cyrus the Great, 576-530 BC, Pasargadae, UNESCO World Heritage Site, Iran, Middle East

Ice house for preserving ice, Arbukuh, near Yazd, Iran, Middle East

Grey heron (Ardea cinerea), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

African wild dog (Lycaon pictus) at rest, Kruger National Park, South Africa, Africa

African wild dog (Lycaon pictus) at rest, Kruger National Park, South Africa, Africa

Lake Como, Lombardy, Italian Lakes, Italy, Europe

Main entrance, Aramgah-e Shah-e Cheragh (Mausoleum of the King of Light), Shiraz, Iran, Middle East

Internal courtyard, Aramgah-e Shah-e Cheragh (Mausoleum of the King of Light), Shiraz, Iran, Middle East

Mausoleum of Sayyed Mir Mohammad, in complex of Aramgah-e Shah-e Cheragh (Mausoleum of the King of Light), Shiraz, Iran, Middle East

Imam Khomeini looks down from the facade of a small mosque in the backstreets, Shiraz, Iran, Middle East

Early Qajar tiling, Masjed-e Vakil (Regent's Mosque), Shiraz, Iran, Middle East

The 48 carved column prayer hall, Masjed-e Vakil (Regent's Mosque), Shiraz, Iran, Middle East

Three Iranian women walking through the Bagh-e Eram (Garden of Paradise), Shiraz, Iran, Middle East

All Nations Gateway, Persepolis, UNESCO World Heritage Site, Iran, Middle East

All Nations Gateway, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of lion overcoming a bull, symbolising the advent of Spring and the Iranian New Year (Nowruz), Apadana Palace, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of Royal Persian guard, Apadana Palace, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of Royal Persian Guards, Apadana Palace, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Broken bull column in foreground, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of Royal Persian Guards, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of four Royal Persian Guards, facade of Private Palace of Darius the Great (Tachara), Persepolis, UNESCO World Heritage Site, Iran, Middle East

Gates of Palace of 100 Columns, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Carved relief of Darius the Great, builder of Persepolis, UNESCO World Heritage Site, Iran, Middle East

Overview of Persepolis from Tomb of Artaxerxes III, Persepolis, UNESCO World Heritage Site, Iran, Middle East

Detail from relief of 100 soldiers on a door jamb of the Palace of 100 Columns, Persepolis,UNESCO World Heritage Site, Iran, Middle East

Overview of All Nations Gate and tourist groups setting off on their tours, Persepolis, UNESCO World Heritage Site, Iran, Middle East