John McCain and Tara Rodgers exploring Jackson Blue Springs in Marianna, Florida.
Godzilla Line at Madison Blue Springs in Lee, Florida. Video shot with a GoPro Hero 3 and Dive Rite RX10 Video Light. 56 minute dive with John McCain, Joe Sachs and Carree Olshansky. A bit milky, and some silt due to flow, but overall a great dive.