Trestle (heraldry), a charge in heraldry depicting a three-legged tripod traditionally used as a stool or table support
Trestles (surfing), a surfing location in California with a name that refers to a nearby trestle bridge structure
Trestle (also known as ATLAS-I), a non-nuclear electromagnetic pulse test facility for aircraft supported by the world's largest trestle structure made entirely of wood and glue