![Power of water. Karijini, Western Australia](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/906ac166-f7b3-43a2-b5d6-4029741da41c_rw_1920.jpg?h=d2ebab656f3e571e1afd2a50590031e5)
Power of water. Karijini, Western Australia
![Near-vertical headwalls, Zion, Utah](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/38ca8f8e-5300-4b0f-a7ea-f98c848d72c9_rw_1920.jpg?h=d739b42106cd469cd93805fbac50b722)
Near-vertical headwalls, Zion, Utah
![Rock glacier, Disko Island, Greenland](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/b37d04bf-97a1-4987-a88e-31fa656587ae_rw_1920.jpg?h=01f178af82d58ee28da90726c3ea1f1d)
Rock glacier, Disko Island, Greenland
![Well prepared layers of sandstone, Zion, Utah](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/df48e128-bce7-4364-8022-cfd04327c121_rw_1920.jpg?h=cc106dbb1aeaebbb81463fa6ce37e8cc)
Well prepared layers of sandstone, Zion, Utah
![A window through time, Canyonland, Utah](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/bf3597f5-2601-49a2-8b88-d6eda890af32_rw_1920.jpg?h=93ac5747447b076b98d429599efb1e11)
A window through time, Canyonland, Utah
![Weathered rocks forming two windows, Arches, Utah](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/1e59f877-cd26-4f8e-bdae-4870fd7a890a_rw_1920.jpg?h=00f78ad5c7e89599622a112d55d5b248)
Weathered rocks forming two windows, Arches, Utah
![Badlands dissected by ephemeral streams. Death Valley, California](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/461715d6-b8bd-4c15-abed-8b45f6bc0c36_rw_1920.jpg?h=ccb7dcc23e9d3e4dac0c21cb9a31c663)
Badlands dissected by ephemeral streams. Death Valley, California
![Sharp-crested dune, White Sands, New Mexico](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/d7b91f12-ca11-45f8-a3c8-dde5c92382f5_rw_1920.jpg?h=d6deed94a43a6e2e61d4eb6c425ee46d)
Sharp-crested dune, White Sands, New Mexico
![Rock outcrop, Lander, Nevada](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/0e338d6c-b6d0-4bc7-b2d2-c5ada7f94628_rw_1920.jpg?h=818dd2486ed7814be0e6003d7b5ec2e7)
Rock outcrop, Lander, Nevada
![Erosion of well-consolidated breccia, Pinnacle, California](https://cdn.myportfolio.com/a96918f4-3b0a-4db4-b311-f2b14a6c626a/bf1b9226-f91c-4b3c-8a99-05801599d6a0_rw_1920.jpg?h=4511298e6d5fa205a1d37475b240740f)