EPOD - a service of USRA

08/25/23 Yosemite Valley from Tunnel View

08/22/23 Sunrise at Zabriskie Point

08/17/23 Double Hoodoo in De-Na-Zin Wilderness

08/15/23 Nature Imitates Art

08/07/23 Conchoidal Fracturing in Sandstone

07/07/23 The Theater of Epidaurus

06/23/23 North Teepees

05/30/23 K-Pg Boundary in Oregon

03/28/23 Tafoni Weathering in West Virginia

03/02/23 Kings Canyon, Australia

02/24/23 Dance Hall Rock and Tafoni

01/18/23 Mushroom Rock State Park

01/02/23 Radial Stress Fracture

12/28/22 The Snake River’s Formidable Hells Canyon

12/16/22 Red Bar Natural Bridge, Utah

11/24/22 Below the Wasatch Range’s Storm Mountain

10/28/22 The Primeval Rocks of Unicorn Point

10/12/22 Arizona’s China Wall

10/04/22 Quechee Gorge in East Central Vermont

09/28/22 Fossil Lake’s Legacy at Wyoming’s Fossil Butte

09/20/22 Limestone Stratification near Modica, Sicily

09/14/22 Kodachrome Basin State Park, Utah

09/01/22 First Light on the Circle Cliffs Anticline

08/29/22 Idaho’s Gravity-Defying Balanced Rock

08/19/22 Carachipampa Volcano, Argentina

08/05/22 Mudcracks: Now and Then

08/03/22 Mantling on Utah’s Hogback Ridge

07/28/22 Idaho’s Granitic City of Rocks

07/21/22 Dungeness Spit Beach

07/05/22 The Castles of the Calchaquíes Valleys

06/17/22 Timpa Nature Reserve of Acireale

04/23/22 Archive - Great Sand Dunes National Park

04/11/22 Palmer Archipelago, Antarctica Reflection

03/26/22 Archive - Naatsis’aan

03/23/22 Great Salt Lake’s Mirabilite Mounds

03/19/22 Archive - Upheaval Dome

03/14/22 Grosvenor Double Arch

03/12/22 Archive - Soda Dry Lake

03/08/22 Punta Bianca Rock Outcropping

03/05/22 Archive - Red Beach, Peru

02/24/22 Idaho's Pass of the Standing Rock

02/23/22 Steep Moki Steps

02/22/22 New York’s Helderberg Escarpment Waterfalls

02/10/22 Dust Cloud Near Shadow Mountain, Nevada

01/29/22 Archive - Owens Valley

01/22/22 Archive - Panamint Delta

01/03/22 Gingham Skirt Butte

12/24/21 Austrian Alps – The Sound of Music

12/21/21 Slickrock: A Rock Surface, A Town, and A Geological Unit

12/14/21 Belt Meteor Crater - Actually A Sinkhole