Preveli is a primal oasis where a cold, freshwater river cuts through a dense palm forest and empties into the warm Libyan Sea. Reaching this hidden gorge requires a strenuous 20 minute hike down 400 steep stone steps, offering incredible cliffside views but making sturdy sneakers a necessity for the climb back up. The gorge acts as a heat trap, so pack plenty of water, sunscreen, and a snorkel to explore the unique ecosystem where the currents collide. Walk the shaded jungle path inland to escape the midday sun, and prepare for the walk back up…