leat

OverviewSearchesTimelineGallery

Wikimedia, Wikidata

class, canal, qanat

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Countries:

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• All subterranean sites

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• Alamy
• Flickr
• Google Books
• Library of Congress
• Online Books
• Reasonator
• Tripadvisor
• Wikimedia ViewIt
• Wikimedia
• YouTube
• other websites

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