Set in a 738 acre Denver Mountain Park, Red Rocks Amphitheatre is no ordinary stage — it’s also a geological wonder. Discover ...

a 12-mile-long sandstone outcrop in Colombia's Guaviare department. As reported by My Modern Met, the research team documented tens of thousands of red ochre paintings depicting humans ...

Named after the region’s iconic red hued sandstone, the outcrop of Jabal Ahmar in Hegra is home to around 18 tombs, including the tomb where the remains of “Hinat” were discovered.

world-class performances are part and parcel of the small sandstone outcrop on the edge of Colorado's Rocky Mountain foothills. Set in a red landscape of high-desert and sheer cliffs 15 miles from ...