Kidnapping for ransom and extortion occurs frequently. Security is not a major concern at the popular tourist and diving sites. Flooding can cause road delays, particularly in central Luzon, where ash from the 1991 eruption of Mt. Pinatubo can flow and cut off roads and bridges. Typhoons in the vicinity of the Philippines can interrupt air and sea links with the country. Volcanic activity continues and periodically the government of the Philippines announces alerts for specific volcanoes.
Earthquakes can also occur throughout the country.
Doctors and hospitals often expect immediate cash payment for health care services. U.S. medical insurance is often not accepted. Supplemental overseas medical insurance, including coverage for medical evacuation, has proven useful. The Consular Agency in Cebu provides limited services for U.S. citizens.