Thomson's Seasons : autumn and winter

Snow pattern and reflection on slope at Sentinel ...

Wikaninnish Beach, Pacific Rim National Park; Vancouver Island, ...

Alligator and reflection, Anhinga Trail; Everglades National Park; ...

Rainbow kelp in tidal pool; Lyle Island, Pacific ...

Full Circle; Moose Mountain Medicine Wheel, Saskatchewan

Navajo Mountain and Lake Powell; Page, Arizona

Lunar Necklace; Chaco Culture National Historic Park

Doors, Pueblo Bonito; Chaco Culture National Historic Park, ...

Bighorn Medicine Wheel; Medicine Mountain, Wyoming

Stone carvings at Rano Raraku; Easter Island, Chile

Boulders and trees; Ringing Rocks State Park, Pennsylvania

Aerial view of bottom sand patterns; William River, ...

Bison and fire-swept slope; Yellowstone National Park, Wyoming

Echo Canyon; Zion National Park, Utah

Wanuskewin; Heritage Park, Saskatoon, Saskatchewan

Cliff face, Cable Mountain; Sion National Park, Utah

Erosional formations; Bryce Canyon National Park, Utah

Cliff palace and cliff face; Mesa Verde National ...

Moonrise Over Bryce; Bryce Canyon National Park, Utah