Black and white lantern slide of a man in the back of a boat, with rock formations visible in the distance.

Black and white lantern slide of a woman standing next to a fence overlooking a beach, with rock formations visible in the distance.

Black and white lantern slide of rock strata at Percé shrine.

Black and white lantern slide of a folded strata cliff face next to a roadway near the St. Lawrence River.

Black and white lantern slide of folded strata of a rock wall near the St. Lawrence river.

Black and white lantern slide of an inclined bedrock near the St. Lawrence River.

Black and white lantern slide of rock formations on the banks of the St. Lawrence river.

Black and white lantern slide of rock formation at Cap-Chat, Québec.

Black and white lantern slide of an eroded cliff in New Waterford, Nova Scotia.

Black and white lantern slide of eroded rocks and cliffside at the beach in Ingonish, Nova Scotia.

Black and white lantern slide of eroded rocks and cliffside at the beach in Ingonish, Nova Scotia.

Black and white lantern slide of Robert Merrill standing in a 6-foot deep glacial groove with a measuring stick on Kelleys Island, Ohio.