As of my last knowledge update in January 2023, Rock Springs at Kelly Park is a popular natural spring located in Apopka, Florida. It's known for its crystal-clear waters, lush surroundings, and opportunities for tubing and snorkeling. While I don't have specific images, I can help you imagine the underwater beauty of Rock Springs at Kelly Park:

1. **Clear Blue Waters:**
   - Submerge yourself in the clear blue waters of Rock Springs. The water is pristine, allowing for excellent visibility and a view of the sandy bottom.

2. **Rock Formations:**
   - Underwater rock formations add character to the landscape. These rocks might create interesting formations and niches, providing habitat for aquatic life and opportunities for exploration.

3. **Sunlight Penetrating the Water:**
   - Picture sunlight filtering through the water, creating a play of light and shadow on the rocks and sandy bottom. The underwater environment is illuminated, revealing the beauty of the submerged world.

4. **Schools of Fish:**
   - Swim alongside schools of fish that gracefully move through the clear waters. The fish add movement and color to the underwater scene, creating a dynamic and lively atmosphere.

5. **Aquatic Plants:**
   - Encounter aquatic plants swaying with the gentle currents. These plants contribute to the natural beauty of the underwater environment and provide a habitat for various aquatic species.

6. **Turtles Gliding By:**
   - Imagine encountering turtles gliding through the water with effortless grace. These gentle creatures might swim near the rocks or rest on the riverbed, offering a glimpse of the diverse wildlife in the springs.

7. **Tube Rentals and Exploring:**
   - If you have a tube, envision floating downstream, gently navigating the twists and turns of the spring run. The underwater scenery unfolds as you leisurely explore the natural beauty.

8. **Underwater Flora and Fauna:**
   - Explore the diversity of underwater flora and fauna. From submerged grasses to small aquatic creatures, the underwater world of Rock Springs is a thriving ecosystem.

9. **Sandbars and Shallow Areas:**
   - Discover sandbars and shallow areas where the sunlight reaches the riverbed. These spots offer a perfect place to relax, take in the surroundings, and appreciate the beauty of the springs.

10. **Snorkeling Adventures:**
    - Envision snorkeling adventures where you can get up close to the underwater features. Whether it's examining rocks, watching fish, or simply enjoying the serenity, Rock Springs provides a memorable snorkeling experience.

Remember that the actual underwater experience at Rock Springs may vary, and it's essential to follow any park regulations and guidelines to ensure the preservation of this natural treasure. If you plan to visit, check for the latest information on activities, rentals, and park conditions.