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Hinulugan Falls in Sabong, Boac, Marinduque is located between Brgy. Sabong and Sitio Kitay. It is accessible via Sibuyao, Torrijos. It has a small rock cave at the side of the raven where water also enters.
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More hidden falls could be found in the central Marinduque area, Magdumog-dumog Falls and Batingaw Falls in Tumagabok (Boac). With 4-wheel drive vehicles or mountain bikes, access to areas near these sites has been made possible with the construction and rehabilitation of the Boac-Torrijos Road project that cuts through interior Boac to Torrijos.