XVII. A NIGHT OF THRILLS 178
XVIII. MARBLE HALLS AND MARBLE WALLS 190
XIX. SIGNALLING OUR CANYON HOME 203
XX. ONE MONTH LATER 219
XXI. WHAT CHRISTMAS EVE BROUGHT 235
XXII. SHORT OF PROVISIONS IN A SUNLESS GORGE 249
XXIII. THE LAST PORTAGE AND THE LAST RAPIDS 267
XXIV. ON THE CREST OF A FLOOD 280
XXV. FOUR DAYS TO YUMA 290
XXVI. ACROSS THE MEXICO BORDER 303