They named the camp San Benito, adding to it, appropriately enough the word Salsipuedes, meaning "get out if you can." They yawning mouth of Marble Canyon blocked their progress below and the formidable Echo Cliffs (called by them La Cuesta de las Animas) stood in their way above. When attempts to ford the Colorado or to cross it on crude rafts failed, it was decided to go on upstream to look for a suitable ford. The Spanish party finally located a trail, still in use, which ascends the Echo Cliffs from a point on the Paria River about two and one-half miles above its mouth. With extreme difficulty on November 2 they surmounted the cliffs, wound their way through the steep ledges on their eastern slopes, crossed the red patches of sand, po...