These are only a few individuals from the huge cast of characters that swells to include others working in the Culebra Cut at the Continental Divide, local individuals fighting to keep their town from being physically moved, as well as the cooks and fishermen just trying to get by as the earth is removed from beneath them.

The Corozal's job was leading the ships working on the Culebra Cut, which was a difficult section of the canal, prone to mudslides.

After it was finished in December 1913, the Corozal was the first ship to sail through the Culebra Cut, the last barrier to the canal opening the following year.

The huge cargo and cruise ships looked so incongruous as they sailed through tropical verdure in the narrow Culebra Cut.

On Sunday morning, it entered one of the new locks, on its way to the man-made Gatun Lake, the widened Culebra Cut through a verdant mountain ridge, and then the Pacific Ocean.