2026-09-27T20:12:01+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object3035137868HORSESHOE ARCHYAn arch, either pointed or round, which broadens above the springing line, creating a horseshoe shape.546P