From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

Mystical Marbles at New Zealand's Moeraki Boulders Nestled along New Zealand's Otago coast, the Moeraki Boulders resemble a visionary's tale, with massive spherical stones scattered along the beach.

A common decoration in public parks is a boulder placed on corners of landscaping and parking lots. Boulders do not support as much local fauna as numerous, smaller flat rocks. In the spirit of ...

Reynisfjara, Iceland – One of the most well-known black sand beaches, Reynisfjara is located along Iceland’s southern coast. Its dramatic landscape features towering basalt columns, sea stacks, and ...

This hike is best suited for an overnight trip. For an excellent day hike, turn around at Death Hollow. The trail meanders across a sagebrush field dotted with piles of dark basalt boulders that ...