Limestone Stalactites/Stalagmites (Carlsbad Caverns)-Paul

Aurora Borealis-Paul

Sedimentation and the White Cliffs of Dover - Kari

Peat Bogs of Ireland

Glacial Canyon (Yosemite)

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Granitic rocks (City of Rocks Idaho- Anna M)

Stream Carved Gorge (Tallulah Gorge, Georgia - Dan)

Exposed Red Clay From Over Farming (Georgia - Dan)

Kilbourne Hole - volcanic crater (El Paso) - Hanley

Lower Kinabatangan River, Ox Bow Lake (Borneo) - Hanley

Collapsed Volcano (Crater Lake, Oregon)-Megan

Reef (Great Barrier Reef, Australia- Ryan)

japan aogashima volcano

Jung

Arctic or Alpine Tundra -Megan

Delicate Arch (Arches National Park, Utah)- Tara

Sedimentary Rock (Arizona - Tiffanee Reynolds)

Savanna (Africa - Janica)

karst dolines; "Tiankeng" (Southwest China - Janica)

Sandstone Arches - The Organ (National Park Utah - Anna T)

Columnar Basalt Cliffs (Devils Postpile - Chelsey)

Point Reyes Sand Dunes, California (Maria)

Braided Stream (Santa Clara River- Shelly Magier)

Kelp Forest (Monterey Bay- Shelly Magier)

Sandstone formation (Devil's punch bowl, CA) (Elba)

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Tundra (Arctic Tundra and Mountains- Alaska)- Mary

Gypsum Sand Dunes (White Sands National Monument) - Jennifer

Largest Mangrove Forest (Sundarbans Mangrove Forest) - Jennifer

Polar Caps Melting (somewhere)

San Andreas Fault (fault line) - Lourdes

Watershed (Bolsa Chica, CA)- Marschal

Uplift (Sierra Nevadas, CA from a plane)- Marschal

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Erosin and Faulting (Waimea Canyon, Kauai)- Marschal

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Desert and Alternative energy ( Northwest of Lancaster, CA)- Marschal

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Boreal Forest (Terrestrial Biome - Chelsey)

Water Erosion Canyon (Grand Canyon)- Mary

Plains (Texas Plains - Kenneth)

7 mile beach, Grand Cayman

Glacial Bridge (Pleneau Bay, Antarctica - Kenneth)

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