Book with Confidence Discover Palawan with confidence. Travel Palawaby by Naturalis Expeditions Inc. holds a Department of Tourism Philippines tourism License. Check our licenses online and book your unforgettable Palawan adventure today. Check online our DOT “Travel Palawan” is the trading name of NATURALIS EXPEDITIONS, INC. You can find us under Palawan Region 4-B, Puerto Princesa. Click Here