Unteres Murtal | Schiffsmühle Mureck
Volcán Villarrica with eroded lava flow
Puente del Inca | Old railway station
Salinas Grandes with students
Humberstone | Old railway car
València | L'Umbracle at sunset
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
València | Ciutat de les Arts i les Ciències
Barcelona with Observatori Fabra
Firenze | Palazzo dei Congressi
Ponta Delgada | Largo de São João with Teatro Micaelense
Ponta Delgada | Largo de São João with Teatro Micaelense
Flores | Northeast coast
Vila do Corvo | Moinho de Vento do Agostinho
Vila do Corvo | Windmills
Farol da Ponta dos Capelinhos
Farol da Ponta dos Capelinhos
Farol da Ponta dos Capelinhos
Farol da Ponta dos Capelinhos
Horta | Garden of Museu da ALRAA
Montanha do Pico | PICO-NARE observatory station and Piquinho
São Roque do Pico | Museu da Indústria Baleeira
Hohe Kugel | Marl layers
Bregenz | Rathausstraße with vorarlberg museum
Nagelfluhkette | Conglomerate rock at Hochhäderich
Sonntag | Biosphärenpark Großes Walsertal
Santa Cruz de Tenerife | Barranco de Santos
Cruz de Gala | Laurisilva
Izaña | Teide Observatory and Pico del Teide
Pico Viejo with Narices del Teide
Coimbra | Colégio das Artes
Coimbra | Colégio das Artes
Coimbra | Faculdade de Ciências e Tecnologia
Coimbra | Faculdade de Letras
Coimbra | Largo Dom Dinis
Coimbra | Historic centre reflected in Rio Mondego
Coimbra | Historic centre reflected in Rio Mondego
Coimbra | Rio Mondego and historic centre
Coimbra | Rio Mondego and historic centre
Coimbra at night
Coimbra | Rio Mondego and historic centre
Coimbra | Rio Mondego and historic centre
Coimbra | Historic centre with University of Coimbra
Santiago | Universidade de Cabo Verde
Santiago | Assomada
Medellín | Plaza Botero
Medellín | Plaza Botero
Medellín | Wall painting at Universidad Nacional
Medellín | Wall painting at Universidad Nacional
Machu Picchu with Huayna Picchu and Río Urubamba
Machu Picchu with Huayna Picchu and Río Urubamba
Machu Picchu
Machu Picchu with Huayna Picchu at sunrise
Machu Picchu with Huayna Picchu
Machu Picchu with Huayna Picchu
Machu Picchu with Huayna Picchu
Machu Picchu with Intipampa and Huayna Picchu
Machu Picchu with Intipampa and Huayna Picchu
Machu Picchu with Huayna Picchu
Machu Picchu with Huayna Picchu
Machu Picchu with llamas and Huayna Picchu
Machu Picchu | Altitudinal belts of the tropical Andes
Urubamba Valley | Luxury train Hiram Bingham
Raqch'i | Templo de Wiracocha
Puno | Jirón Cahuide with railway line
Catac | Mining dump
Huaraz | City centre
Bad Eisenkappel | Welt der Geologie
Queimadas | Centro de Receção das Queimadas
München | Altes Rathaus
München | Olympisches Dorf
München | Altes Rathaus
Praha | Vyšehrad and Pankrác
Berlin | Humboldt-Universität
København | Købmagergade with Rundetårn
Pasterze | Former position
Óshyrna | Fracture
Óshyrna | Fracture
Askja Caldera | Explanations
Svínafellsheiði | Fracture with extensometer
Veneziaspitze with Hohenferner and glacial lake
Lviv | Italian Courtyard
Lviv Polytechnic National University
Lviv | House of Scientists
La Caravelle Peninsula | Meteo Station
Roseau | Botanical Garden and town centre
Roseau | Botanical Garden and town centre
Roseau | The Dominica Museum
Montserrat Volcano Observatory
Hilltop Coffee House | Saved items
St. John's | Museum of Antigua and Barbuda
St. John's | Museum of Antigua and Barbuda
Fort-de-France | Bibliothèque Schœlcher
Reykjavik | Harpa
Reykjavik | Harpa
Reykjavik | Tækniskólinn
Reykjavik | Harpa
Chinchero | Parque Arqueológico
Moray | Agricultural terraces
Salineras de Maras
Salineras de Maras
Salineras de Maras
Salineras de Maras
Salineras de Maras
Salineras de Maras
Salineras de Maras | Panoramic view
Raqch'i | Templo de Wiracocha
Arequipa | Convento Santa Catalina
Arequipa | Convento Santa Catalina
Arequipa | Convento Santa Catalina
Arequipa | Convento Santa Catalina
Arequipa | Convento Santa Catalina
Quebrada Ishinca | School children
București | Templul Unirea Sfântă
București | Cantacuzino Palace
Brașov | Piața Sfatului
Brașov | Piața Sfatului
Brașov | Muzeul Județean de Istorie
București | Calea Victoriei
București | Vlad Țepeș
București | Biblioteca Centrală Universitară
Quebrada de Las Conchas | Gully erosion
Cordillera de la Sal | Pyroclastic layer
Santa Laura | Former saltpetre works
Humberstone | Former saltpetre works
Humberstone | Building in the historic mining town
Catamarca | Succulent tree
Delhi | Young students at Lotus Temple
Delhi | Young students at Lotus Temple
New Delhi | Jantar Mantar with Samrat Yantra
New Delhi | Jantar Mantar with Rama Yantra
Darjeeling with Municipality Building
Darjeeling | Town centre
New Delhi | Young students at India Gate Lawns
Miami | Freedom Tower
Urubamba Valley | Descent from Montaña Machu Picchu
Machu Picchu with Huayna Picchu
Machu Picchu | Huaca Puncu
Machu Picchu | Grupo de la Portada
Machu Picchu | Wall with windows in the upper town
Machu Picchu | Acclahuasi
Machu Picchu with Huayna Picchu
Machu Picchu | Intihuatana
Machu Picchu | Intipampa and lower town
Machu Picchu | Terraces
Machu Picchu | Upper town with terraces
Machu Picchu | Terraces and Montaña Machu Picchu
Cusco | Jardín Sagrado de Coricancha
Cusco | Templo Cusicancha
Cusco | Convento de Santo Domingo
Laguna Palcacocha with meteorological station
Laguna Palcacocha | Control of lake level
Coimbra | Cloister of Law Faculty
Coimbra | University courtyard with Rio Mondego
Coimbra | University courtyard
Coimbra | Historic centre with University of Coimbra
Jena | Karl-Volkmar-Stoy-Schule
Jena | Friedrich-Schiller-Universität
Freiburg im Breisgau | Colombischlössle
Stuttgart | Königstraße and Schlossplatz
Cirque de Mafate | Marla with school
Cirque de Mafate | La Nouvelle with school
Volcán Osorno with lahar channel
Volcán Villarrica | Tephra layers
Valle Mendoza | Former railway bridge near Guido
Salinas Grandes
Cerro Paranal and Volcán Llullaillaco
Santiago de Chile | Casa Colorada
Obergurgl | Environmental education
Lake Tekapo | Mt. John Observatory
Irkutsk | Classroom at Taltsy Museum
Zermatt | Gornergrat and Matterhorn
Jungfraujoch | Sphinx Observatory
Paris | Cité des Sciences et de l'Industrie
Collazzone area | Landslide
Bishkek | National History Museum
Lesser Himalaya | Debris flow deposit
Doha with Museum of Islamic Art
Sydney | Students in school uniforms
Sydney | Wollemia nobilis
Sydney | Wollemia nobilis
Sydney | Banksia serrata
Sydney | Tree-kangaroo
Sydney | Kangaroo
Sydney | Kangaroo
Sydney | Wallaby
Sydney | Koala
Sydney | Koala
Sydney | Spider
Sydney Harbour with Mosman Bay
Sydney Harbour with Mosman Bay
Alice Springs Telegraph Station
Sydney Conservatorium of Music
Sydney | Royal Botanic Gardens and CBD
Sydney | Royal Botanic Gardens and CBD
Cairns | School of Arts
Kuala Lumpur | Methodist school and new business district
Bornuur | Tradition and modernity
Matera | Palazzo dell'Annunziata at night
Matera | Sassi after sunset
Matera | Sassi
Matera | Sassi
Matera | Sassi
Matera | Sassi
Matera | Sassi
Matera | Sassi
Roma | Foro Romano and Colosseo
Roma | Colosseo
Roma | Basilica Ulpia and Colonna di Traiano
Roma | Foro Romano
Roma | Colosseo
Dushanbe | University students
Dushanbe | University
Hissar | Old Madrasa
Hissar | Old Madrasa
Dushanbe | Pupils
Khorog | Pamir Botanical Garden
Academy of Sciences Range | Gorbunov Meteo Station
Madrid | Museo del Prado
Pádova | Palazzo del Bo'
Bologna | Teatro Anatomico
Bologna | Palazzo dell'Archiginnasio
Pádova | Surgery at Prato della Valle
Pádova | Prato della Valle with statues
Pádova | Surgery at Prato della Valle
Glasgow | University of Glasgow
Glasgow | University of Glasgow
Glasgow | University of Glasgow
Glasgow | Kelvingrove Park with University
Aberdeen | Robert Gordon's College
Old Aberdeen | King's College Chapel
Old Aberdeen | King's College
Honolulu | 'Iolani Palace
Mauna Kea | Observatories
Mauna Kea | Observatories
Mauna Kea | Observatories
Mauna Kea | Submillimeter Array
Mauna Kea | Summit area
Mauna Kea | Summit area
Mauna Kea | Pu'u Poli'ahu
Haleakalā | Science City
İstanbul Üniversitesi | Entrance gate
İstanbul Üniversitesi | Entrance gate
İstanbul | Hagia Sophia
İstanbul | Hagia Sophia at night
İstanbul | Hagia Sophia
İstanbul | Hagia Sophia
İstanbul | Hagia Sophia
İstanbul | Hagia Sophia
Monaco | Oceanographic Museum
Monaco | Monaco-Ville with Oceanographic Museum
Surkhob Valley | School children
Ghudara | School children
Dekhavz | Meteorological station
Moscow | Lomonossov University
Oxford | Logic Lane
Oxford | Bridge of Sighs
Oxford | Radcliffe Camera
Oxford | Magdalen College
Oxford | Hertford College
Oxford | High Street with University Church
Liverpool | Redevelopment of Mann Island
Oslo | University of Oslo
Oslo | Nobel Peace Centre
Bodega | Potter School House
Upper Manhattan | City College with Shepard Hall
Upper Manhattan | Columbia University
Upper Manhattan | Columbia University
Upper East Side | Neue Galerie
Punta Arenas | Universidad de Magallanes
Misiones | San Ignacio Miní
Misiones | San Ignacio Miní
Humberstone | Former saltpetre works
Humberstone | Saltpetre mining
Humberstone | Historic mining town
Santiago de Chile | Centro de Convenciones Diego Portales
Western Uganda | School with wall paintings
Western Uganda | School with wall paintings
Western Uganda | School with teacher
Western Uganda | School with classroom
University of Cape Town | Jameson Memorial Hall
University of Stellenbosch
Langa | At school
Langa | At school
Fès el-Bali | Madrasa Bou Inania
Sinharaja Research Centre
Sinharaja Forest Reserve | Scientist
Peradeniya Royal Botanical Gardens with weeping fig
Peradeniya Royal Botanical Gardens | Weeping fig
Peradeniya Royal Botanical Gardens | Kauri
Peradeniya Royal Botanical Gardens
Peradeniya Royal Botanical Gardens
Peradeniya Royal Botanical Gardens | Cauliflory
Peradeniya Royal Botanical Gardens | Jackfruit
Udawattakele Forest Reserve | Jackfruit
Kaikawala | Religious education
Kaikawala | Religious education
Kaikawala | Religious education
Bodie Hills with Bodie
Bodie | Green Street
Bodie | Green Street
Bodie | Saloon
Berkeley University | Clock tower
Berkeley University | Entrance gate
Stanford University
Selinunte | Temple ruin
Las Cañadas with Echium wildpretii and Pico del Teide
Puerto de la Cruz | Ficus macrophylla
Vantaa | Heureka
Tarfala Valley | Storglaciären with Kebnekaise
Tarfala Valley | Tarfala Research Station
Tarfala Valley with Tarfala Research Station
Tarfala Valley with Tarfala Research Station
Tarfala Valley with Tarfala Research Station
Tarfala Valley | Tarfala Research Station
Tarfala Research Station and Isfallsglaciären
Tarfala Research Station | Lake ice
Tarfala Valley | Snow pit
Rovaniemi | University of Lapland