NABSQNO 15S-433700-4189950![]() Haynie Branch Natural Bridges, St. Clair County, Missouri Photos by John Burns NABSQNO 15S-433700-4189950. Haynie Branch Natural Bridges is a double cave natural arch eroded through sandstone. It is located on private property about 8 miles southwest of Collins, Missouri. Unfortunately, the landowner no longer allows access to this arch. Haynie Branch Natural Bridges appears in the second edition of the Beveridge catalog as number 300, with reported spans of 60 and 25 feet for the two openings.
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