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Image 1Stained-glass window in the ceiling of the Great Hall, Library of Congress
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Image 2Anthidium bee
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Image 3Green lacewing
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Image 4Hoverfly on flower
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Image 5Running into the light, S. Martinho do Porto
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Image 6Bridge over river Lia, Ponte da Barca, Portugal
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Image 7Biblioteca Joanina, University of Coimbra, Portugal
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Image 8Portrait of Inês
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Image 9Skyline in Tampa, Florida
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Image 10Female Red-veined darter dragonfly
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Image 11Hoverfly on a leaf of oleander
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Image 12Playing in the waves
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Image 13Dome of St Peter's cathedral, Rome
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Image 14St Peter's basilica, Rome
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Image 15Fly making bubbles
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Image 16The photographer. Where is he going: towards us or away from us?
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Image 17Hen running
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Image 18Apartment buildings in Chicago
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Image 19Juvenile Barn Swallows
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Image 20Pair of Fuschia flowers
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Image 21Banded garden spider
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Image 22Legend of the Miraculous Sacrement, Brussels
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Image 23Solitary bee feeding
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Image 24Hoverfly on a flower
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Image 25Antiphonary in the Convent of Tibães
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Image 26The sea at Porto Covo
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Image 27Stormy sea, Porto Covo
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Image 28Paper wasp laying an egg
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Image 29Cathedral of Christ the Saviour, Moscow
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Image 30Seagull yelling
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Image 31Colombo shopping center
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Image 32View of Ghent, Belgium
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Image 33False blister beetle on a spike
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Image 34European beekiller wasp
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Image 35A new wasp colony
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Image 36Blue flower of Chicorium intybus
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Image 37Playing in the surf
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Image 38Wheat field after the harvest, Portugal
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Image 39Flowers of Bugloss
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Image 40Young paper wasp queen guarding her nest and eggs
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Image 41Using a marine sextant
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Image 42Orthetrum coerulescens dragongly
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Image 43Storm in Porto Covo
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Image 44The monster
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Image 45Inflorescence of Freesia leichtlinii
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Image 46Speckled Wood butterfly
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Image 47Seagull in flight
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Image 48Marmelade fly
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Image 49Stairway in Mosanto Castle, Portugal
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Image 50Poster of coloured flowers
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Image 51Typical house at Porto Covo, Portuga
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Image 52Stormy day at Costa da Caparica
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Image 53Bumblebee collecting nectar
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Image 54View of Tampa, Florida
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Image 55Lusitano horse
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Image 56Goldenrod Crab spider waiting for prey
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Image 57The missing square
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Image 58Wasp blowing a bubble
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Image 59a poster of Aceraceae flowers
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Image 60Ducal Palace of Vila Viçosa, Portugal
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Image 61Room of the ambassadors, Alcázar of Seville
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Image 62Glazed tiles
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Image 63BT Tower, London
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Image 64THree stages of an Opium Poppy
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Image 65Hoverfly hovering
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Image 66View of Prague
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Image 67Two chimneys, Porto Covo
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Image 68Weevil
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Image 69Monastery of Alcobaça, Portugal
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Image 70Tachnind fly
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Image 71Pot-bellied pigs
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Image 72Dormition Cathedral, Moscow
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Image 73Batalha monastery, Portugal
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Image 74Saint Basil's Cathedral, Moscow
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Image 75Stormy sea at Porto Covo, Portugal
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Image 76Hoverfly on flower
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Image 77Tomb at Santa Maria del Popolo church, Rome
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Image 78Cathedral of Our Lady, Antwerp
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Image 79Palácio Nacional de Mafra, Portugal
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Image 80Red velvet mites on a Convolvulus arvenvis flower
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Image 81A yellow flower of Coleostephus myconis
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Image 82The tower of Belém, Lisbon
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Image 83Spring Alentejo country view
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Image 84River Tagus viewed from Portas do Sol, Santarém
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Image 85Twin flowers of Lantana camara with unexpected guest
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Image 86Reflections in a Chigago building
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Image 87Beach and village of Nazaré
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Image 88Dome of Sagrada Família Cathedral, Barcelona
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Image 89Poster of white flowers
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Image 90Sunset at Porto Covo
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Image 91Bridge over river Lia, Ponte da Barca, Portugal
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Image 92Sunset at Porto Covo
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Image 93Surfer
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Image 94Female Vagrant Emperor
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Image 95Three stages of a Common Poppy
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Image 96Sash windows in Porto Novo, Portugal
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Image 97Crochet table-cloth
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Image 98Desert locust
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Image 99Male paper wasp
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Image 100Solitary bee
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Image 101Painted Lady butterfly
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Image 102Helsinki Lutheran Cathedral
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Image 103Basílica de San Francisco el Grande, Madrid
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Image 104Breaking wave with ships, Porto Covo
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Image 105Triplets flowers
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Image 106Young male cat
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Image 107Flower and leaves of Pallenis maritima
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Image 108Windows in Castelo Branco, Portugal
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Image 109Flower and leaves of Lantana camara
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Image 110Using a vernier caliper
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Image 111Hoverfly feeding on pollen