High above, a solitary red-tailed hawk was not soaring in wide hunting circles as usual. Instead, it was swooping low into a narrow, shadowed fissure in the red sandstone wall, descending repeatedly into the dark depths of the canyon before rising again. Ethan pulled Rust to a halt, shading his eyes with a gloved hand. He watched the bird's precise trajectory. In his years on the frontier, Ethan had learned that nature never acted without purpose. Birds did not descend into narrow rock crevices during the sweltering heat of midday unless there was cool air, shelter, or water.
"What do you think, boy?" Ethan murmured to his horse, stroking the animal's sweaty neck. "Worth a look, isn't it?" Rust nickered softly, as if agreeing that any prospect of relief from the heat was worth investigating. Ethan turned the horse down a steep, treacherous trail that wound its way into the shadowed heart of the canyon.
The descent into the canyon was like stepping down into the bowels of the earth. The temperature dropped noticeably as the towering walls of red sandstone rose up hundreds of feet on either side, blotting out the relentless glare of the afternoon sun. The air inside the canyon smelled different—less like baked dirt and more like cool stone and damp mineral earth. Ethan dismounted, leading Rust by the reins as they navigated a labyrinth of fallen boulders and dry creek beds littered with ancient drift logs.
As they squeezed through a narrow pinch in the rock wall—so tight that Ethan had to unsaddle his horse to lead him through—he noticed small signs that excited his tracker's instinct. Damp patches of sand were visible beneath the overhanging ledges. Tiny green shoots of maidenhair fern, a plant that grew strictly in moist environments, clung desperately to the shadowed rock crevices. Ethan's heart began to beat faster. In a drought this severe, finding even a trickling seep could mean the difference between life and death.
He pushed deeper into the gorge, following the subtle scent of wet stone. The canyon floor curved sharply to the left, opening into a massive, cathedral-like natural cavern hollowed out of the red sandstone over thousands of years. The ceiling was high and domed, with a small natural sky-hole far above through which a single beam of golden sunlight pierced the cool gloom.
And there, right where the beam of sunlight struck the cavern floor, lay a sight that made Ethan stop dead in his tracks. Nestled in a deep bowl of polished black granite was an enormous, crystal-clear pool of water. It was fed by a steady, subterranean spring that bubbled gently from a fissure in the rock wall, flowing into the basin before trickling out into a hidden subterranean stream below. The water was so pure that Ethan could see every pebble at the bottom of the five-foot-deep basin.
Rust let out a low whinny and surged forward, but Ethan firmly held the reins, curbing the horse's eagerness. "Easy, Rust. Easy," Ethan cautioned softly. He checked the edge of the pool first, kneeling down to touch the surface. The water was icy cold, chilled by its long journey through the deep underground rock strata. Ethan scooped up a handful and tasted it cautiously. It was sweet, clean, and completely free of the bitter alkali or sulfur that tainted so many desert wells.
Ethan allowed Rust to drink slowly, making sure the thirsty animal did not gorge himself too fast. As his horse drank, Ethan sat back on his heels, taking in the full scale of his discovery. This was no mere puddle; it was an immense natural reservoir fed by a powerful underground aquifer. It was capable of yielding hundreds of gallons of fresh water every day without drying up, shielded entirely from the evaporating rays of the desert sun.
As Ethan sat beside the pool, his mind raced with the possibilities. He knew what a discovery like this meant in the Arizona Territory in 1877. If he kept this secret to himself, he could claim the land, build a station, and sell water to passing cattle drives and mining companies for a small fortune. Outlaw gangs or ruthless speculators would gladly kill to possess such a goldmine. On the frontier, water was wealth—more valuable than gold, silver, or land.
However, as Ethan inspected the perimeter of the cavern, his eyes caught footprints in the damp sand near the edge of the pool. They were not boots; they were moccasin tracks, shallow and weathered, perhaps several months old. This canyon had been known to the Apache long ago, but the rockfall that created the narrow entrance had likely hidden it from recent memory, or perhaps the tribe believed the spring had dried up like the rest.
Suddenly, Ethan's sharp ears caught a sound from outside the cavern entrance—the faint clatter of a loose stone falling against rock. In an instant, his hand dropped instinctively to the butt of his Colt .45. He stood up slowly, stepping into the deep shadow of an overhanging rock shelf, keeping Rust quiet with a gentle touch on the horse's muzzle.