What would it be like to feel a sense of continuity with the deep past? To walk through this short lifetime with an awareness of being part of an unbroken chain that stretches far beyond the present? Dustin Mater is a Chickasaw artist who's fascinated by ancient rock art. He says these images resonate with stories he heard from tribal elders, and he talks about how caves are sites of personal transformation and portals to other dimensions of reality.