You can watch the episode here--the team splits up to try to stop nuclear bombs from destroying South Africa, Belfast, and the West Bank.
"I pitched it as taking place in the West Bank. I wanted kids who might watch the show in the Middle East to realize that the Palestinians and the Israelis both thought of themselves as completely in the right.
"The producers refused that; they said we would be seen as picking on the Mideast, so we compromised by adding South Africa and Northern Ireland. As it turned out, I think that just made three times as many people mad at us!"
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"Unfortunately, on a weekly TV schedule, I had precious little time to do research, and none for travel.