"They're afraid we'll come back.

Now for the second step in our escape.

It's pretty dark here.

Those fellows must have known the way mighty well to have come down as they did without a lantern." "There are other prisoners in these cells," said Ned.

"Shouldn't we release them?
You can probably open any of the doors with your key." White shook his head.
"I'm sure that we're the only Texans or Americans in San Juan de Ulua, and we couldn't afford to be wasting time on Mexicans whether revolutionaries or criminals.