If you drive out to Wadi Al Hoqain in Oman, you will eventually hit a dead end. A solid rock wall blocks the shallow river, with a small waterfall trickling through it. A lot of visitors take a picture here, turn around, and drive home.

They miss the best part. I almost made the same mistake. After looking around, I spotted a small path climbing up the right side of the wall. I climbed over, walked for about five minutes, and found a large pool of water. When I jumped in, the water was clear and very cold. But as I swam further back into the narrow canyon, everything changed.

The water shifted to a thick, milky blue and became incredibly warm. The wadi is fed by underground hot springs, and high levels of sulfur and calcium carbonate create that unreal color. The minerals also leave heavy white, chalky deposits all over the rocks and the small waterfalls. Once you enter this milky blue section, the rocky walls rise straight up on both sides. There is no way to climb out. You have to commit to swimming through a long series of deep pools, climbing over slippery white waterfalls as you go.

Because Wadi Al Hoqain is far from the usual tourist spots, I had the entire place to myself. It was completely quiet. Having that kind of isolation is amazing, but it also means you have to rely entirely on yourself. You need to be a strong swimmer and carry the right gear.

The full swim takes about an hour and a half, and finding your way back to your car requires a bit of planning.

If you want to try this route yourself, you need to know exactly what to pack and how to navigate the exit at the end. You can read my full, step-by-step guide to swimming Wadi Al Hoqain here: Swimming Through Wadi Al Hoqain: A Complete Guide.

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