“Did you hear?” he asks with the eagerness of a child on Christmas morning. “We found a new wreck last night!”

Even though I’m barely awake, I smile at his unbridled joy.

“Really? That’s awesome.”  I screw the lid onto my thermos and follow Ben into the main lab. 

It’s just after 6am but the room is a hive of activity. Jason Fahy, our expedition leader, leans over a computer screen, his eyes wide. “Check it out,” he says, turning the laptop to show me a sonar image from 2:30am – the standard squiggly lines are interrupted by a long, large object in the unmistakable shape of a ship.