
thumb|A cofferdam on the Ohio River near Olmsted, Illinois, built for the purpose of constructing the Olmsted Locks and Dam|Olmsted Lock and Dam
thumb|A cofferdam on the Ohio River near Olmsted, Illinois, built for the purpose of constructing the Olmsted Locks and Dam|Olmsted Lock and Dam
thumb|right|A cofferdam during the construction of canal lock|locks at the Montgomery Point Lock and Dam
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).