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3D Render of a Topographic Map of the World in Miller Projection with the Pacific Ocean in the center. \nAll source data is in the public domain.\nColor and Water texture: Made with Natural Earth. \nhttp://www.naturalearthdata.com/downloads/10m-raster-data/10m-cross-blend-hypso/\nhttp://www.naturalearthdata.com/downloads/110m-physical-vectors/\nRelief texture: GMTED 2010 data courtesy of USGS. URL of source image: \nhttps://topotools.cr.usgs.gov/gmted_viewer/viewer.htm
Happy teacher explaining mathematics at whiteboard in classroom. Portrait of smiling mathematics tutor explaining addition concept to children in classroom. Successful teacher standing in front of whiteboard with crossed arms after explaining addition to students.
Happy Latin American medical students talking in class and sharing ideas - education concepts
Focus on the word Army on the front of an Australian Blackhawk Helicopter.
A senior doctor using an analog stick in a hyperbaric chamber control room.
Electronic circuit board under magnifying glass
A multiracial middle school boy and girl sit at a classroom table while writing in open notebooks, solving schoolwork problems together.
Wide angle shot of smiling male African American teacher talking to children in classroom with window blinds while explaining new topic at primary school, copy space
A group of mixed individuals are in a computer lab for class.
Szolnok, Hungary - August 18, 2022: Hungarian Air Force Mil Mi-24 Hind military attack helicopter. Flight operation. Aviation industry and rotorcraft. Transport and airlift. Fly and flying.
Group of students raising their hand and asking question to the teacher in an IT class - education concepts
trans-Pacific airmail flight 1935 celebration on Philippines stamp
Air conditioner service outdoor checking fix repair. Air conditioner cleaning technician He opened the front cover and took out the filters and washed it. He in uniform wearing rubber
A confident and knowledgable middle school boy of Caucasian descent stands in front of his class and teacher, doing a presentation.
Close-up Air conditioner technician hand check  fill refrigerant liquid and maintenance condenser unit, Home care service
Duxford, UK - May 23, 2015: Two Apache attack helicopters of the UK's Army Air Corps in flight over Cambridgeshire, England.
Portrait of child student girl during class at school
High angle view of mature female teacher explaining lesson to multiracial high school students in class. Back to school concept.
Two women attending flower arrangement class by female florist in flower shop
Electrical Engineer working at a computer console developing aircraft electronics in a simulator.
Education, smile and students at school for class, fun lesson and positive reinforcement. People, laugh or biology lecture in classroom with knowledge, growth or development with information for exam
Stopped cargo ships in the Red Sea due to safety concerns in region of the Middle East
An adorable multiracial three year old girl wearing flotation devices on her arms smiles as her mother helps her swim during a lesson at an indoor aquatic park.
Gloucestershire, UK - July 9, 2014: Swedish Air Force Saab JAS-39C Gripen multirole fighter aircraft on approach to land at RAF Fairford.
Portrait of child boy during class at school
Diverse people in an active dance class
Schoolboy with freckles studying in class on first day of school
A shot of aviation controls inside a model airplane.
Hydroponic of lettuce farm growing in greenhouse for export to the market. Interior of the farm hydroponics. Vegetables farm in hydroponics.
Free Images: "bestof:Navy 101210-N-8040H-149 Aviation Electronics Technician 3rd Class Robert Gourley, assigned to Electronic Attack Squadron (VAQ) 134,.jpg en PACIFIC OCEAN Dec 10"
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USS Stennis During Hawaiian Sunrise 161207-N-YW024-035.jpg
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