References

Natur-Unterwasser:

http://www.natur-unterwasser.de/#Neue%20Fotos

PaparazSea:

http://www.paparazsea.com/2013/10/romblon-magic-unsullied-paradise.html

Mabuhay (Inflight Magazine Philippine Airlines), page 54-55:

http://issuu.com/mabuhaymagazine/docs/mabuhay_dec_2013_