This file photo taken in 2000 shows the U.S. Coast Guard Cutter Storis underway in the Gastineau Channel in Alaska. The federal government is putting a former Coast Guard cutter up for auction after efforts to send it to a museum in Juneau failed. (AP Photo/Mark Farmer, file)
A microblade in situ at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Dr. Chuck Holmes calibrates a total station, used to precisely map artifacts at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013
(Loren Holmes/Alaska Dispatch)
Yu Hirasawa, a PhD student at Keio University in Tokyo, sifts through dirt at the Swan Point archaeological site with Haley Huff, a student from the University of Alaska Anchorage. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Microblade fragments at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
This file photo taken in 2000 shows the U.S. Coast Guard Cutter Storis underway in the Gastineau Channel in Alaska. The federal government is putting a former Coast Guard cutter up for auction after efforts to send it to a museum in Juneau failed. (AP Photo/Mark Farmer, file)
A microblade in situ at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Dr. Chuck Holmes calibrates a total station, used to precisely map artifacts at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013
(Loren Holmes/Alaska Dispatch)
Yu Hirasawa, a PhD student at Keio University in Tokyo, sifts through dirt at the Swan Point archaeological site with Haley Huff, a student from the University of Alaska Anchorage. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Microblade fragments at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
This file photo taken in 2000 shows the U.S. Coast Guard Cutter Storis underway in the Gastineau Channel in Alaska. The federal government is putting a former Coast Guard cutter up for auction after efforts to send it to a museum in Juneau failed. (AP Photo/Mark Farmer, file)
A microblade in situ at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Dr. Chuck Holmes calibrates a total station, used to precisely map artifacts at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013
(Loren Holmes/Alaska Dispatch)
Yu Hirasawa, a PhD student at Keio University in Tokyo, sifts through dirt at the Swan Point archaeological site with Haley Huff, a student from the University of Alaska Anchorage. June 7, 2013.
(Loren Holmes/Alaska Dispatch)
Microblade fragments at Swan Point, one of the earliest human settlements ever discovered in Alaska. It contains evidence of humans hunting Mammoths. June 7, 2013.
(Loren Holmes/Alaska Dispatch)