Rock Springs Run flows from one of Florida's most voluminous artesian springs, discharging 26,000 gallons per minute at a constant 68 degrees Fahrenheit year-round.
The spring basin feeds a narrow, sand-bottomed channel that winds five miles through longleaf pine flatwoods and bald cypress corridors before joining the Wekiva River. Indigenous peoples camped along these banks for millennia; ceramic fragments and shell middens document seasonal occupancy dating to 2000 BCE. Spanish explorers mapped the spring in the 1760s, and steamboats used the run as a shortcut between interior settlements and the St. Johns River through the late 19th century.
The transparent kayak tours gained traction in the 2010s as operators recognized the run's exceptional water clarity — visibility often exceeds 60 feet in the upper mile. Glass-bottom kayaks reveal aquatic grass beds, limestone outcroppings, and schools of mullet, bass, and tilapia moving beneath paddlers. The run's steady flow eliminates the need for strenuous paddling; most sections drift at one to two miles per hour, allowing guides to focus narration on ecology rather than navigation. Bald eagles nest in cypress canopies overhead, and Florida softshell turtles bask on submerged logs. The spring itself maintains a constant depth of eight feet in the boil zone, where sand particles suspended by upwelling water create a mesmerizing churn visible through the kayak floor.
Kelly Park, which contains the spring headwaters, was established in 1927 and expanded in the 1970s to protect the watershed. The park's 200 acres include the spring basin, a natural tubing channel, and undeveloped floodplain forest. Orange County administers the site, enforcing a vehicle capacity limit that frequently closes the gates within an hour of opening on weekends and holidays. The emerald cut clear kayak tour departs from a dedicated launch zone downstream of the tubing area, minimizing congestion while preserving access to the run's most scenic mile. Tour operators hold permits limiting group sizes to preserve the run's fragile eelgrass meadows, which anchor sediment and oxygenate the water. The spring's hydrogeology connects directly to the Floridan Aquifer, making water quality a barometer for regional land use; nitrate levels have climbed slightly since 2000 due to suburban development, prompting conservation easements upstream.
2 hr 30 min
