skos:altLabel | - Puerto Princesa Subterranean River <br />National Park<br />
- Puerto Princesa
- Puerto Princesa Subterranean River
- Puerto Princesa Subterranean River National Park
- Puerto Princesa Subterranean Underground River
- Puerto Princesa Underground River
- Puerto Princesa Underground River
- Puerto-Princesa
- Puerto-Princesa Subterranean River National Park
- Subterranean River
- Subterranean River National Park
- Subterranean Underground River
- two UNESCO
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