Růžena Duchková @ the Blue Hole: One Breath, One Dive, One shot. This Blue Hole is located at the North point of Tablas Island, Romblon, Philippines. It starts at 6 meter, has it's bottom at 27m. From there you can exit to the open sea. The blue hole can be reached by mountainbike via Carmenbay or by boat from Calatrava or Carmenbay. | Freediving Coaches Of Asia