Central Library, tiled fresco by Juan Gorman, National Autonomous University of Mexico, Mexico City, Mexico, North America

UNAM (National Autonomous University of Mexico) Library, architect Juan O'Gorman, Mexico City, Mexico, North America

Rob Center and Kay Henry paddle their canoe on the Upper Ammonoosuc River in the village of Stark, in far northern New Hampshire. The river is a section of the Northern Forest canoe Trail, which was founded by Rob Center and Kay Henry.

Rob Center and kay Henry paddle their canoe on the Upper Ammonoosuc River in far northern New hampshire on a beautiful autumn day. The river is a part of the Northern Forest Canoe Trail, which was founded by Rob and Kay.

A salt water fly fisherman catches and releases a striped bass on the white sand flats off Chatham, Cape Cod, Massachusetts.

A fisherman rigs trolling lines for big game fish in the Pacific Ocean off Midway Atoll, Hawaii.

A duck hunter watches for game from his canoe on the Lamprey River, New Hampshire.

A camper on the coastal plain, 1002 Area, of the Arctic National Wildlife Refuge looks back towards the mountains, Alaska.

A sport fishing boat in the lagoon on Midway Atoll, Hawaii.

A boy sledding on a snowy hillside in front of the church in Strafford, Vermont on a clear, cold winter day.

Rob Center and kay Henry paddle their canoe through whitewater on the Androscoggin River in far northern New hampshire. The river is a part of the Northern Forest Canoe Trail, which was founded by Rob and Kay.

A salt water fly fisherman fights a striped bass at Monomoy National Wildlife Refuge, Massachusetts.

A salt water fly fisherman fights a striped bass in Chatham, Massachusetts.