Mackinac Island in Mackinac County, Michigan — The American Midwest (Great Lakes)

Arch Rock: Unsurpassed in Nature's Handiwork

Photographed by Joel Seewald, July 1, 2025

1. Arch Rock: Unsurpassed in Nature's Handiwork Marker

Inscription. Arch Rock is Mackinac Island's most dazzling natural wonder. The graceful span measures 50 feet at its widest point, towering nearly 150 feet above Lake Huron. The island's fantastic geological formations have been studied and admired for centuries. Today, Arch Rock continues to fascinate and inspire visitors from around the world.

Topics. This historical marker is listed in this topic list: Natural Features.

Location. 45° 51.472′ N, 84° 36.372′ W. Marker is on Mackinac Island, Michigan, in Mackinac County. It is on Lake Shore Boulevard (Michigan Route 185), on the right. Marker is just north of mile marker 1. Touch for map. Marker is in this post office area: Mackinac Island MI 49757, United States of America. Touch for directions.

Regionally, this marker is on Michigan’s Upper Peninsula

and on the Straits of Mackinac.

It is also in the American Midwest

and on the Great Lakes.

Globally, it is in North America,

the Great North Woods,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once the Viceroyalty

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of New France

and also the Northwest Territory.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Gitchie Manitou (here, next to this marker); Sanilac Arch (here, next to this marker); The Center of the Anishnaabek World (within shouting distance of this marker); Nicolet Watch Tower (within shouting distance of this marker); Arch Rock (within shouting distance of this marker); Dwightwood Spring (about 800 feet away, measured in a direct line); Fort Holmes (approx. half a mile away); Resting Place of the Ancestors (approx. half a mile away). Touch for a list and map of all markers in Mackinac Island.

Additional commentary.
1. Example study of Arch Rock
An example of a recent study of Arch Rock is "Assessment of the Geological Hazards Pertaining to Arch Rock, Mackinac Island, USA", a 2016 Master's Report by Cassandra M. Javor from Michigan Technological University.

— Submitted July 11, 2025, by Joel Seewald of Madison Heights, Michigan.

Photographed by Joel Seewald, July 1, 2025

2. Arch Rock: Unsurpassed in Nature's Handiwork Marker

This marker is the one in the middle, behind the blue bicycle.

Photographed by Joel Seewald, July 1, 2025

3. Arch Rock: Unsurpassed in Nature's Handiwork Marker

Arch Rock as viewed from the marker along M-185.

Credits. This page was last revised on July 11, 2025. It was originally submitted on July 11, 2025, by Joel Seewald of Madison Heights, Michigan. This page has been viewed 116 times since then and 16 times this year. Photos: 1, 2, 3. submitted on July 11, 2025, by Joel Seewald of Madison Heights, Michigan.