Aerial view of sand and gravel mine at edge of river.jpg
Possardt E, U.S. Fish and Wildlife Service
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Aerial view of sand and gravel mine at edge of river, 
:Image title: Aerial view of sand and gravel mine at edge of river
:Image from Public domain images website,
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en
Aerial view of sand and gravel mine at edge of river, Public-domain-image.com (check needed), Aerial photographs of unidentified locations, Public-domain-image.com
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ja
川端の砂鉱山の空撮、図題:川端の砂鉱山の空撮:パブリックドメイン画像ウェブサイトより
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ja
砂利鉱山の川端の航空写真、パブリックドメイン画像
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