When I booked my dive trip to Con Dao, Vietnam, I was picturing vibrant reefs. And I found them. But I saw something on the Amadive itinerary: **Wreck Diving**. My heart leaped. This was more than a standard reef dive; this was an journey into history.I'll admit, I felt a little apprehensive. Wreck diving requires extra care. But the crew at **Amad