Webster's Falls, Hamilton, Canada [OC] [4000x4000]

Mesa Arch, Canyonlands, Utah [2048x1365][OC]

Yellow Forest, Ithaca, New York [1403x590px] by Sharon Calahan

Canada, Banff National Park, Valley of the Ten Peaks and Moraine Lake - By Adam Burton [OS] [800 x 533]

Lake Pleasant, AZ [OC] [3718 X 2092]

Layers in Peru [OC] [5184 x 3456]

Northern Lights - Mt. McKinley [OC] [5127x1939]

First light hitting Mt Ruapehu, New Zealand [OC][4800x3200]

Sunrise at Kirkjufell, Iceland [2048×1332] Photographed by Sergey Aleshchenko

Two sides of the Serengeti, Tanzania [OC] [3824x856]

Buttermilk Falls - Lehigh Gorge State Park Pennsylvania [OC] [1830 x 2742]

Half frozen Cascade Lake, California [3840 x 2560] [OC]

Hallway of Trees - Pickering, ON [OC] [5312 x 2988]

Thunder Lake in the Crazy Mountains in Montana taken by me [OC] [4608X3456]

[OC] Whytecliff Park, BC [9201x3067]

America's other great canyon: The Black Canyon of the Gunnison in Colorado [OC][4800x2400]

Logan Pass of Glacier National Park, Montana [1600x1068] by Quan Yuan

Reflections bending through an eddy flow on the surface of the stream in Oneonta Gorge, Oregon [641 x 960] Photo by Ted Gore

Took a roadtrip over the summer to the Grand Tetons with some buddies. This is still my favorite photo to look at, taken with my phone at Jenny Lake. [OC] [5256 × 2386]

View From Flagstaff Mountain - Boulder, CO [OC] [5733 × 3822]

Flooded Pygmy Forest, Rio Tapajos near Santarem, Brazil [OC] [3000x2000]

Layers in Nepal [OC] [4256x2832]

In a German Forrest [OC] [3488 x 5212]

Aurora waves, Skagsanden, Norway | by Daniel Kordan. [1600x1125]

Where the rain storm turned into a blizzard. Just outside of Yosemite National Park. [OC] [2048 x 3072]

A panorama of the Milky Way with the tracks of sailing stones below, Death Valley, California [4000x1290] by Dan Duriscoe.

Prince Leopold Island, Canada [1920x1152] by Robin McKie

Azores, Portugal (OC) [4608x2592]

Moody Mt. St. Helens [OC] [4096 X 2731]

Galgorm, Northern Ireland [OC][3264x2448]

This morning was spent chasing fog around snow covered landscapes in Provo, Utah. [OC] [5184 x 3456]

zion national park, utah [oc][2474x900]

Layers in Oregon [OC] [1900x2850]

Álftavatn, Iceland (OC) [3226x2419]

Went to Hocking Hills Ohio with the family in December. Gorgeous place. [1080x1920]

Crepuscular rays hang over Ammonite Falls, Vancouver Island, British Columbia [4608x3456][OC]

Northern Lights over Norway | by Stefan Hefele. [1200x801]

Staircase Rapids, Olympic National Park, Washington [OC][1600x1067]

Glass Lake in Rocky Mountain National Park (2/10/16) [2654 x 2117]

Algarve, Portugal [2048 x 1365] by Bruno Carlos

Barnafoss, Iceland (OC) [1814 × 2419]

Strokkur Geyser, Iceland. The moment of eruption. (OC) 3456 × 5184

Rhode Island Sunset [5184x3456] [OC]

Beautiful blue and black ice, Iceland [OC][2048x1365]

Looking South bound into LeConte Canyon on the John Muir Trail [OC][2048×1362]

Tuscany, Italy [2048 x 1365] (OC)

The Cacti in Red Rock Canyon, Nevada [OC] [12892x5677]

I went to Yosemite during the winter storm two weeks ago and decided to take a hike in the middle of it. [1367x2048][OC]

Last night's sunset over Whiskeytown Lake in Northern California was pretty phenomenal. [OC][3000x2000]

Sedona, Arizona after the snow melts [2272 x 1704] [OC]