El Salto (The Rope Swing) is a nice swimming hole on the edge of La Fortuna. After finishing school work, we tried it out today. It had beautiful waterfalls, and as the name implies, a rope swing that would launch you about 20' into the air. People would swing on the rope, flip, and dive into the water from it -- very impressive to watch.
We had a good time swimming.
We saw this spider on a rock, including its legs, it was about 4-5" in diameter: