Walter Peck was on his way to a poker game ... Now, tens of thousands of tourists visit Grand Canyon Caverns — the largest dry cave in the United States — every year. Tours range from short ...

Walter Peck discovered the caverns in the 1900s The caverns are actually some 70 miles from the Grand Canyon but the air supply to them runs from the canyon itself via a series of tunnels and ...

Discovered in 1927, Grand Canyon Caverns in Northern Arizona celebrates ... A young woodcutter for the Santa Fe Railroad, Walter Peck, discovered a small cavern entrance in 1927 when he ...

A Grand Canyon Caverns business on Thursday was cited for thousands of dollars' worth of safety violations, following an incident from October that stranded tourists underground. Grand Canyon ...