Lake Lop Nur
Planetobserver/science Photo Library
Crater Lake #1
Nasa/science Photo Library
Lake Tanganyika
Planetobserver/science Photo Library
Lake Winnipeg
Planetobserver/science Photo Library
Aurora Borealis #24
Tommy Eliassen
Lake Mega Chad
Nasa Earth Observatory, Joshua Stevens/shuttle Radar Topography Mission (srtm)/us Geological Survey/science Photo Library
Lake Natron
Nasa/gsfc/meti/ersdac/jaros/aster Science Team/science Photo Library
Lake Windermere
Skyscan/science Photo Library
Lakes Of Ounianga
Infoterra Ltd
Lake Nasser
Robert Brook/science Photo Library
Lake Nasser #1
Robert Brook/science Photo Library
Lake Eyre Wet Period
Nasa/usgs/science Photo Library
Lake Geneva
Mda Information Systems/science Photo Library
Lake District
Nasa/science Photo Library
Lake Disappointment
Nasa/science Photo Library
Lake Urmia
Nasa/johnson Space Center
Lake Vostok Contour Map
National Science Foundation/michael Studinger/science Photo Library
Lake Geneva
Planetobserver/science Photo Library
Lake Chad
Planetobserver/science Photo Library
Lake Toba
Us Geological Survey
Lake Chad
Nasa/science Photo Library
Lake Toba
Nasa/science Photo Library
Lake Vattern
Bjorn Svensson/science Photo Library
Lake Chad's Disappearance Over 34 Years
Nasa/science Photo Library
Lake Bangweulu
Planetobserver/science Photo Library
Lake Sassolo
Michael Szoenyi/science Photo Library
Lake Wanapitei
Planetobserver/science Photo Library
Lake Mead During A Drought
Tony Craddock/science Photo Library
Lake Titicaca
Planetobserver/science Photo Library
Lake Amadeus
Planetobserver/science Photo Library
Lake Shoreline And Mountains
Dr P. Marazzi/science Photo Library
Lake Malawi
Planetobserver/science Photo Library
Lake Matorgn
Michael Szoenyi/science Photo Library
Lake Ladoga
Planetobserver/science Photo Library
Lake Chad #1
Nasa/science Photo Library
Lake Wakatipu
Zephyr/science Photo Library
Lake Volta
Planetobserver/science Photo Library
Lake Chad #2
Nasa/science Photo Library
Lake Etosha
Planetobserver/science Photo Library
Lake Chad #1
Planetobserver/science Photo Library
Lake District
Us Geological Survey/science Photo Library
Lake Vostok Cross-section
Nicolle Rager-fuller, National Science Foundation/science Photo Library
Lake Onega
Planetobserver/science Photo Library
Lake Baikal
Planetobserver/science Photo Library
Lake Chad #3
Nasa/science Photo Library
Lake Nicaragua
Planetobserver/science Photo Library
Lake Muragl
Michael Szoenyi/science Photo Library
Lake Balkhash
Planetobserver/science Photo Library
Lake Of The Clouds
Jim West/science Photo Library
Lake Nasser And The Aswan Dam
Nasa/science Photo Library
Lake Diefenbaker
Worldsat International/science Photo Library
Lake Ice.
Michael Clutson/science Photo Library
Lake Erie Metropark
Jim West/science Photo Library
Brown Bear #2
Dr P. Marazzi
Erta Ale Volcano Lava Lake
Mikkel Juul Jensen
Great Lakes
Nasa/science Photo Library
Peyto Lake
David Nunuk/science Photo Library
Draining Of Lake Velinus
Royal Astronomical Society/science Photo Library
Shore Of Lake Gardsjon
Martin Bond/science Photo Library
Couple Watching The Sunset Over Lake Michigan
Jim West/science Photo Library
Man-made Lakes
Leslie J Borg/science Photo Library
Landsat View Of Lake Titicaca
Mda Information Systems/science Photo Library
Mountain Lakes
Dr Morley Read/science Photo Library
Geothermal Lake
David Taylor/science Photo Library
Shuttle Sts-45 View Of Lake Baikal
Nasa/science Photo Library
Sunrise At Stewart Lake
Jim West/science Photo Library
Sunrise Over Stewart Lake #6
Jim West/science Photo Library
Frozen Mountain Lake
Martin Rietze
Mountain Lake
Martin Rietze
Geothermal Lake
Thierry Berrod, Mona Lisa Production/ Science Photo Library