Physical Geography

Learn about topics relating to the surface of the earth, including landforms, glaciers, rivers, climate, oceans, earth-sun interaction, hazards, and more.

  • Pullman National Monument
    National Parks in Illinois: Politics, Commerce, and Religious Freedom
  • A ship set sail for Europe.
    History of the Seven Seas
  • The Link Between Biomes and Climate
  • Illustration depicting differences between hills and mountains
    Difference Between Hills and Mountains
  • Old Bridge Area of the Old City of Mostar in Bosnia and Herzegovina.
    The Balkans
  • Pangea
    History of the Supercontinent Pangea
  • Two caravans in the Sahara Desert.
    All About the Sahara Desert
  • A man overlooking the Ganges river
    Geography of the Ganges River
  • Everett Road Covered Bridge
    National Parks in Ohio: Wright Brothers, Mounds, Buffalo Soldiers
  • View of complex river system from the air
    Stream Order
  • Grand Prismatic Spring at Midway Geyser Basin, Yellowstone National Park, Teton County, Wyoming, USA
    Wyoming National Parks: Fossils, Hot Springs, and Monoliths
  • Sunbeams Shining onto a Pastoral Landscape
    What Is Physical Geography?
  • Snow-covered castle in Helsinki, Finland.
    Coldest Capital Cities
  • sunrise seen from white sandy beach of Cumberland Island National Seashore's undisturbed wilderness in winter
    National Parks in Georgia: Live Oaks, Civil War Sites, and Beaches
  • Grinnell Glacier
    Montana National Parks: Cattle Barons and Volcanic Landscapes
  • President Obama Changing Mt. McKinley Name Back To Denali
    Alaska National Parks: Glacial Landscapes, Explorers, and First People
  • Hot Springs National Park
    Arkansas National Parks
  • Lonely Yucca below moon rise
    New Mexico National Parks: Ancestral Pueblo History, Unique Geology
  • Changing the time on a clock.
    What Is Daylight Saving Time?
  • Everglades natural landscape
    National Parks in Florida: Beaches, Mangrove Swamps, Sea Turtles
  • Clear lake on bright day, Oregon, USA
    Oregon National Parks: Marble Caves, Fossils, Pristine Lakes
  • Equator
    What Is the Coriolis Effect?
  • aerial view container ship or cargo vessel sailing ship at sea at blue sky
    10 Largest Seas in the World
  • Longyearbyen houses
    The World's Northernmost Cities
  • Bar chart of the five highest peaks in the U.S.
    The Highest Peaks in the United States
  • Mississippi Delta, satellite image
    Geography of River Deltas
  • Steamboat River Boat Natchez docked on the Mississippi River in New Orleans French quarter
    States That Border the Mississippi River
  • Scenic vista, Presque Isle State Park, along Lake Erie, Erie, Pennsylvania
    The Largest Lakes in the US by Surface Area
  • Ring of Fire
  • People leaning forward on the beach
    Understanding the Gravity Model
  • Great barrier reef
    The Largest Coral Reefs in the World
  • An explorer beholds the massive ice formations of a dramatic glacier
    The Process and Definition of Geomorphology
  • Map of Oceania
    Discover Oceania's 14 Countries by Area
  • Earth as seen from space
    Geodesy and the Size and Shape of the Planet Earth
  • Great Barrier Reef
    The Great Barrier Reef
  • Picture of Graben and Horsts
    Learn About the History and Principles of Plate Tectonics
  • Gold pipe
    Ocean Waves: Energy, Movement, and the Coast
  • Australia and New Zealand
    Geography of the Pacific Ocean
  • Map of countries that lie on the equator
    Countries That Lie on the Equator
  • Illustration depicting the 4 spheres of earth. Scene shows two people by a waterfall.
    Exploring the Earth's Four Spheres
  • Tungsten view of a group of friends running in the water
    The Gulf Stream
  • Beach and beautiful blue ocean under a bright blue sky.
    Geography and Facts About the World's 5 Oceans
  • A view of the Nile and west river bank, Luxor
    The 10 Longest Rivers in the World
  • The Golden Gate Bridge in the fog
    The Science Behind Fog
  • mediterranean pools
    Geography of the Mediterranean Sea
  • Map of United States constructed from license plates
    Which States Are Split Into Two Time Zones?
  • Mother polar bear and cub (Ursus maritimus)
    Biogeography: Species Distribution
  • Lake Michigan
    Learn the Names for Bodies of Water
  • Landlocked African Countries
    How Many African Countries Are Landlocked?
  • Heavens Above
    Solstices and Equinoxes
  • Close-Up Garden Thermometer Hanging On Tree
    How to Convert Celsius and Fahrenheit
  • Aerial View of Gulf of Mexico
    Geography of the Gulf of Mexico
  • Formations of cloud in the atmosphere
    Layers of the Atmosphere
  • Illustration depicting the longest day of the year in eight cities.
    The Longest Day of the Year
  • The Bonneville Salt Flats is the remnant of Lake Bonneville which covered one third of the State of Utah over 10,000 years ago. It is one of the most consistently flat areas on earth, which makes it the ideal home for landspeed record attempts.
    Salt Flats
  • Caspian Sea
    The Largest Lakes in the World
  • Collapsed road after a landslide
    Mass Wasting and Landslides
  • Afternath of the Tangshan earthquake, 1976
    10 World's Worst Disasters
  • HooverDam_BjornHolland_theimagebank_getty.jpg
    Dams and Reservoirs
  • Nile river at Cairo
    Basic Geography of Rivers
  • Amsterdam, Netherlands
    How the Netherlands Reclaimed Land From the Sea
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