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SOLDIER) © ALEX
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(FACE CLOSE UP) © SOLVIN
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VIDEOS:
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ATELOPUS/CREATAS
VIDEO+/GETTY IMAGES PLUS;
(ANTS CARRYING LEAVES)
NATURE STOCK SHOTS/IMAGE
BANK FILM/GETTY IMAGES.

THE MIGHTY MEKONG:
(FOUR IMAGES OF ZEB
HOGAN & FISH) ZEB HOGAN;
(MEKONG RIVER)
JAKKREETHAMPITAKKULL
/ROOM/GETTY IMAGES; (MAPS)
MAPPING SPECIALISTS,
LTD; (CATFISH) © ROLAND
SEITRE/NATUREPL.COM;
(JINGHONG DAM) XINHUA/
ALAMY STOCK PHOTO;
(FISHERMEN) ZEB HOGAN.

LEARNING FRAMEWORK
(BOY WITH WHEELBARROW)
JOSE LUIS PELAEZ INC/
BLEND IMAGES/GETTY
IMAGES; (MAKING BIRD
HOUSE) JIM WEST/ALAMY
STOCK PHOTO.

VIDEO:
(ZEB HOGAN VIDEO) NATIONAL
GEOGRAPHIC CREATIVE.

LAKE TOUR:
(SPOTTED LAKE) ROLF
HICKER PHOTOGRAPHY/
ALAMY STOCK PHOTO; (JELLYFISH LAKE) ©
PETER VERHOOG/
BUITEN-BEELD/MINDEN
PICTURES; (LAKE NATRON)
PAUL & PAVEENA MCKENZIE/
OXFORD SCIENTIFIC/GETTY
IMAGES; (SPOTTED LAKE)
MICHAEL WHEATLEY/ALAMY
STOCK PHOTO; (LAKE
BAIKAL) BYRON TANAPHOL
PRUKSTON/MOMENT/GETTY
IMAGES; (SPOTTED LAKE)
GUNTER MARX PHOTOGRAPHY/
CORBIS DOCUMENTARY/
GETTY IMAGES; (ALL MAPS)
MAPPING SPECIALISTS, LTD;
(LAKE NATRON) © GERRY
ELLIS/MINDEN PICTURES;
(FLAMINGOS) DAVID TIPLING
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NATUREPL.COM;
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GETTY IMAGES; (DIVER)
© MICHELE WESTMORLAND/
NATUREPL.COM; (JELLYFISH)
© HIROYA MINAKUCHI/MINDEN
PICTURES; (BOILING LAKE)
GEORGE H.H. HUEY/ALAMY
STOCK PHOTO; (GREENLAND)
JASON EDWARDS/NATIONAL
GEOGRAPHIC CREATIVE.

SOUTH AMERICA MAPS:
(BOTH MAPS) MAPPING SPECIALISTS, LTD;
(BACKGROUND) KOMKRIT PREECHACHANWATE/SHUTTERSTOCK; POLITICAL MAP (DANCER)
JUICE IMAGES/AGE FOTOSTOCK; (MACHU PICCHU) ANNA STOWE TRAVEL/ALAMY STOCK PHOTO;
(SOCCER PLAYER) TIM TADDER/CORBIS/GETTY IMAGES; (VALPARAISO) LOOK DIE BILDAGENTUR
DER FOTOGRAFEN GMBH/ALAMY STOCK PHOTO; (COWBOY) NATURE PICTURE LIBRARY/ALAMY
STOCK PHOTO; PHYSICAL MAP (ANGEL FALLS) VADIM PETRAKOV/SHUTTERSTOCK; (PAMPAS)
JOHN EASTCOTT AND YVA MOMATIUK/NATIONAL GEOGRAPHIC CREATIVE; (SALT CONES) M&G
THERIN-WEISE/AGE FOTOSTOCK; (LLAMA) ERIC ISSELEE/SHUTTERSTOCK; (LAKE TITICACA) BBA
TRAVEL/ALAMY STOCK PHOTO.