A coral formation off the Whitsunday Islands in Australia’s Great Barrier Reef, beloved Heart Reef protruded naturally from the water’s surface in the shape ... years. Slot canyons are rife ...

The earth breaks open. Water trickles into the fissure. Millions of years pass. A slot canyon is born. Narrow, deep and at times teeming with danger, slot canyons beg for exploration. Valhalla ...

After days of scouting, research, curiosity and debate, the edict came like the refrain from a canyoneering hip-hop classic in the making. “We just need to drop that slot,” former rock ...

However, if you visit when it’s open ... tightest slot canyon in Utah. Coined the Little Narrows or The Red Crack by locals, this tight crevice is not for the faint of heart, the claustrophobic ...

At first glance, the desert landscape of Southern Utah seems like a sweeping, sun-baked canvas — wide open and endless. But tucked deep within its sandstone folds are slot canyons, sculpted over ...

Arizona’s Upper and Lower Antelope canyons offer easy access to dramatic rockscapes. ... Arizona’s slot canyons offer drama, ... primarily shaped by water and wind and made up of Navajo sandstone.