John Jay Howard: From the Big Cave at Palo Duro Canyon State Park.
John Jay Howard: Hiking trails near the campground at Palo Duro Canyon State Park.
John Jay Howard: Morning hike in the canyon. Palo Duro Canyon State Park
John Jay Howard: View from the canyon floor at Palo Duro Canyon State Park.
John Jay Howard: The Big Cave trail at Palo Duro Canyon State Park
John Jay Howard: Interesting layers of erosion on the rocks ar Palo Duro Canyon State Park.
John Jay Howard: Prairie Soldier
John Jay Howard: Then and Now
John Jay Howard: Outstanding features along the Lighthouse Trail
John Jay Howard: Capitol Peak on the Lighthouse trail at Palo Duro Canyon State Park
John Jay Howard: Balanced Rock at Palo Duro Canyon State Park
John Jay Howard: Precariously perched capstone at Palo Duro Canyon State Park
John Jay Howard: Hiking around the Canyon. Palo Duro Canyon State Park
John Jay Howard: Beautiful Sedimentary Layers
John Jay Howard: The Lighthouse, rock formation at Palo Duro Canyon State Park
John Jay Howard: Dusk view of the canyon walls at Palo Duro Canyon State Park, near Amarillo, Texas
John Jay Howard: Palo Duro Canyon State Park. Overlook near the trailhead of the CCC Trail
John Jay Howard: Dramatic views along the Lighthouse Trail, about 1/2 mile along.
John Jay Howard: Along the Lighthouse Trail, Palo Duro Canyon