Learn about the surprising benefit this adventurous family has found while deep sea diving with toddlers in tow: http://on.natgeo.com/2thjbt6

Learn about the surprising benefit this adventurous family has found while deep sea diving with toddlers in tow: http://on.natgeo.com/2thjbt6 

https://twitter.com/NatGeoTravel/status/876529986542477313