2023 Map of Round Island, 2023 Print
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2023 Map of Round Island

USGS Topo · Published 2023

About this map

Mackinac Island and Bois Blanc Island dominate this coastal survey of the Straits of Mackinac, where the upper and lower peninsulas of Michigan nearly meet. The northern tip of the map focuses on the historic fortifications of Fort Mackinac and Fort Holmes, along with the Mackinac Island Post Office and the Mackinac Island Cem. These landmarks represent centuries of strategic importance at the gateway to Lake Huron.


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Map Details

Date Portrayed2023
Date Published2023
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions24 x 29 inches

Editions of this 2023 Round Island Map

This is the sole edition of this map. No revisions or reprints were ever made.


Historical Maps of Mackinac Island Through Time

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Source Details

CopyrightPublic Domain