She kept her head above water until the rest of her team was in, then gave them a nod before dropping below the surface. Thankfully the spotlights shining on the river provided a small bit of light to see by, but it was only a little. Navigation was mostly done by feeling her way along, and hoping that the others followed her through the murky darkness. She knew they were on course when the dark silhouette of the wall appeared out of the dark, and she kept a hoof on it as she went around it.