Permanent claim record · Mackinac Island, Michigan

The Grand Hotel claims the world's longest front porch at 660 feet, lined with rocking chairs overlooking Lake Huron; jacket and tie are required after 6pm for guests inside the hotel.

Verified
Raw value (vault-stripped) {"tags":["grand-hotel","hotels"],"text":"The Grand Hotel claims the world's longest front porch at 660 feet, lined with rocking chairs overlooking Lake Huron; jacket and tie are required after 6pm for guests inside the hotel.","category":"record"}
Predicatetrivia.fact
SubjectMackinac Island, Michigan (place)
As of
StatusVerified
SourceWest Michigan Tourism: Attractions, Landmarks & Regional Highlights — Perplexity Deep Research (March 2026) (trust 6.5/10)
Reference—
Document hashpending evidence-pack link
Provenance chain
Claim IDa49ed78d-a46d-4d63-8b8e-6e85fd036c5b