The explosion of a World War II-era bomb at a Japanese airport this week has prompted the government to do a wider search for other possible unexploded bombs at airports that were targeted during the conflict.

MIYAZAKI—Dangerous reminders of Miyazaki Airport's past as a former Imperial Japanese Navy air base during World War II continue to resurface in the unexploded ordnance that remains beneath the surface.

An unexploded U.S. bomb from World War II exploded at an airport in Japan Wednesday prompting the cancellation of more than 80 flights.

An unexploded American bomb from World War II that had been buried at a Japanese airport exploded Wednesday, causing a large crater in a taxiway and the cancellation of more than 80 flights but no injuries,

Flights at Japan's Miyazaki Airport resumed after a WWII bomb, buried near the runway, exploded and disrupted operations. The incident caused the cancellation of 87 flights, but no injuries were reported.

Experts say while such bombs are usually safe and damage likely to be limited, the difficulty is in finding those that are buried deeper.

Safety is an integral part of travel; when it is threatened, there can be disastrous consequences. While travelers can anticipate occasional threats, some things can not be controlled or predicted. A situation like this unfolded in Japan recently due to a bomb threat.

An unexploded bomb detonated at Miyazaki Airport in Kyushu, Japan, leading to the suspension of flight operations.