A gigantic map of all the cool plaques in the world. A project of 99% Invisible.

Michigan State Ferry System / Michigan State Car Ferries

In 1923, in response to increasing automobile traffic, the Michigan Highway Department established the Michigan State Ferry System to connect the Upper and Lower Peninsulas by transporting...

In 1923, in response to increasing automobile traffic, the Michigan Highway Department established the Michigan State Ferry System to connect the Upper and Lower Peninsulas by transporting...

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St. John Evangelical Lutheran / Amelith

German missionary Pastor Ferdinand Sievers organized St. John Church in June 1852 to serve a colony of German migrants, some fleeing the turmoil that followed the European revolutions of 1848....

German missionary Pastor Ferdinand Sievers organized St. John Church in June 1852 to serve a colony of German migrants, some fleeing the turmoil that followed the European revolutions of 1848....

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Dougherty Mission House / Rushmore House and Inn

Peter Dougherty arrived on Mackinac Island in 1838, planning to establish a Presbyterian mission to the Ojibwe and Odawa tribes in northern Michigan. He selected the Grand Traverse Bay area and...

Peter Dougherty arrived on Mackinac Island in 1838, planning to establish a Presbyterian mission to the Ojibwe and Odawa tribes in northern Michigan. He selected the Grand Traverse Bay area and...

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Underhill Store

Isaac M. Dimond purchased four thousand acres of land here in 1837. In 1850 he built a dam on the Grand River to furnish power for a sawmill and gristmill, platting the village of Dimondale in...

Isaac M. Dimond purchased four thousand acres of land here in 1837. In 1850 he built a dam on the Grand River to furnish power for a sawmill and gristmill, platting the village of Dimondale...

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Walker Tavern/Walker Tavern

This tavern was built around 1832. Stagecoach passengers stopped here for lodging and food as they traveled between Detroit and Chicago on the Chicago Road (later US-12) and on the La Plaisance...

This tavern was built around 1832. Stagecoach passengers stopped here for lodging and food as they traveled between Detroit and Chicago on the Chicago Road (later US-12) and on the La...

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Olivet College

On February 24, 1844, the Reverend John J. “Father” Shipherd and thirty-nine followers arrived by ox-cart on this wilderness hilltop, driving their herds before them. They felt God had directed...

On February 24, 1844, the Reverend John J. “Father” Shipherd and thirty-nine followers arrived by ox-cart on this wilderness hilltop, driving their herds before them. They felt God had directed...

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The Strand / Theatre District

On April 21, 1921, this building opened as the Strand Theater and Arcade. The two thousand-seat theater boasted one of the largest vaudeville stages in the state and a screen for viewing motion...

On April 21, 1921, this building opened as the Strand Theater and Arcade. The two thousand-seat theater boasted one of the largest vaudeville stages in the state and a screen for viewing motion...

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Scout Barracks / Parade Ground

In 1929, Park Commissioner Roger Andrews invited eight Eagle Scouts, including future President Gerald Ford, to serve as the “Governor’s Honor Guard” and tour guides at Fort Mackinac. Scouts...

In 1929, Park Commissioner Roger Andrews invited eight Eagle Scouts, including future President Gerald Ford, to serve as the “Governor’s Honor Guard” and tour guides at Fort Mackinac....

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New Fort Brady

When Sault Ste. Marie expanded and its canal was widened, the riverfront site of Fort Brady was abandoned for a higher, more strategic site selected by General Philip Sheridan. Work began in 1886,...

When Sault Ste. Marie expanded and its canal was widened, the riverfront site of Fort Brady was abandoned for a higher, more strategic site selected by General Philip Sheridan. Work began in 1886,...

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Menominee Area

This was the home of the Menominee Indians. Nicolet, the French explorer, visited them in 1634 on his futile search for Cathay. Conflict over fishing rights brought on the Sturgeon War here...

This was the home of the Menominee Indians. Nicolet, the French explorer, visited them in 1634 on his futile search for Cathay. Conflict over fishing rights brought on the Sturgeon War...

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Michigan Pharmacists Association

On November 14, 1883, seventy-seven druggists met in the State Capitol to organize the Michigan State Pharmaceutical Association. Jacob Jesson of Muskegon led the effort to establish a...

On November 14, 1883, seventy-seven druggists met in the State Capitol to organize the Michigan State Pharmaceutical Association. Jacob Jesson of Muskegon led the effort to establish...

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Michigan at Tebbs Bend / Michigan at Tebbs Bend

During the first week of July 1863, while the people of the North and the South focused their attention on Gettysburg and Vicksburg, five Michigan companies defended the bridge across the Green...

During the first week of July 1863, while the people of the North and the South focused their attention on Gettysburg and Vicksburg, five Michigan companies defended the bridge across the Green...

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Gogebic Iron Range

The Gogebic was the last of the three great iron ore fields opened in the Upper Peninsula and northern Wisconsin. Beginning in 1848 with Dr. A. Randall, federal and state geologists had mapped the...

The Gogebic was the last of the three great iron ore fields opened in the Upper Peninsula and northern Wisconsin. Beginning in 1848 with Dr. A. Randall, federal and state geologists had mapped the...

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The Famous George Burns Pool Table

    Pere Marquette Railroad Depot

    In 1891-92 the Chicago and West Michigan Railway, precursor to the Pere Marquette Railroad, extended the line between Traverse City and Petoskey through Spencer Creek. William Alden Smith, the...

    In 1891-92 the Chicago and West Michigan Railway, precursor to the Pere Marquette Railroad, extended the line between Traverse City and Petoskey through Spencer Creek. William Alden Smith,...

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    Hibbard Tavern

    Aaron Phelps, pioneer settler and first postmaster of Milford, built this Greek Revival residence between 1836 and 1838. It was one of the first frame structures erected in the village. New York...

    Aaron Phelps, pioneer settler and first postmaster of Milford, built this Greek Revival residence between 1836 and 1838. It was one of the first frame structures erected in the village. New...

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    Gros Cap and St. Helena Island

    French fishermen who came to Gros Cap (on the shore below) early last century also participated in its offshore settlement, St. Helena Island, where ships obtained wood fuel and other supplies....

    French fishermen who came to Gros Cap (on the shore below) early last century also participated in its offshore settlement, St. Helena Island, where ships obtained wood fuel and other...

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    Territorial Road

    One of the three great east-west routes of pioneer days, the Territorial Road from Detroit to St. Joe tapped the rich lands of the second “tier” of counties. Approved in 1829, the road was not...

    One of the three great east-west routes of pioneer days, the Territorial Road from Detroit to St. Joe tapped the rich lands of the second “tier” of counties. Approved in 1829, the road was...

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    Oscoda County / Oscoda County Courthouse

    Under the Saginaw Treaty of 1819, the Chippewa tribes ceded 6 million acres to the United States, including the land comprising present-day Oscoda County, which was set off from Alcona County in...

    Under the Saginaw Treaty of 1819, the Chippewa tribes ceded 6 million acres to the United States, including the land comprising present-day Oscoda County, which was set off from Alcona County...

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    Norwayne Subdivision / Norwayne Subdivision

    In 1942, the National Housing Agency designed and built the Norwayne Subdivision to provide rental housing for nearby WWII defense factory workers. It cost $12 million dollars and was then the...

    In 1942, the National Housing Agency designed and built the Norwayne Subdivision to provide rental housing for nearby WWII defense factory workers. It cost $12 million dollars and was then...

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