Durdle Door, United Kingdom

The Matterhorn on a cold evening in October

Rosh HaNikra Grottoes, Israel

Dingle Peninsula, County Kerry, Ireland

Reed Flute Cave

Hill fortress of Sigiriya, Sri Lanka

Mountains at Zion Nat. Park, UT

Mount Fitz Roy in Patagonia, Argentina

Lauterbrunnen, Switzerland

Wire Pass Trailhead in Kolob Canyon, Utah

Chocolate Hills, Bohol, Philippines

Hellnar, Iceland

Stunning pic of Monument Valley. (does anyone know how this was formed?)