"The Château de Morancourt is before our eyes!" cried Don. "Hooray!"

"The park seems to equal the château and the château to equal the park," commented Chase.

Not far ahead, situated on the crest of a hill, the grim-looking mediæval structure, with its wings and gables and partly demolished tower, presented a singularly impressive appearance. From where they stood the soft, mysterious light of the moon mercifully concealed from view the great damage wrought by the missiles.

"En avant!—Forward march!" cried Dunstan. "Isn't it curious to think, fellows, that not so very long ago the Germans learned about the tower being used as an observation post, and the result was——"

"That there are no longer any observers, I suppose?" broke in Don.

"Exactly!"

"A nice place you have led us to!" growled Chase.

He gave a perceptible start, for at that very instant a star shell soared majestically up from the German lines, and then, having reached a great altitude, burst into flames, casting all around it a brilliant whitish glare.

The nearer the ambulanciers approached the Château de Morancourt the grander and more awesome the massive structure appeared. Over the air from afar came the faint rumble of the convoys, but a strange, melancholy silence, which accorded well with the solemn aspect of the building and its surroundings, hovered over the park.

"How suggestive of dark deeds and mystery!" murmured Dunstan. Then he added, meditatively: "I wonder if we couldn't manage to get a look inside!"