Johnston pointed upward. Thin clouds were floating above them. "We are almost down," he said, and as they looked over the sides of the car they saw the reflection of the sun on the bosom of the ocean, and, a moment later, they caught sight of the blue billows rising and falling.
"I see something that looks like an island," observed Thorndyke, looking in the direction toward which the balloon seemed to be drifting. "It is dark and is surrounded by light. It is far away, but we may reach it if we do not descend too rapidly."
"Throw out the last bag of sand," suggested the American, "we need it as little now as we ever shall."
Thorndyke cut the bag with his knife and watched the sand filter through the bottom of the basket and trail along in a graceful stream behind the balloon. The great flabby bag overhead steadied itself, rose slightly and drifted on toward the dark spot on the vast expanse of sunlit water. They could now clearly see that it was a small island, not more than a