A gigantic map of all the cool plaques in the world. A project of 99% Invisible.
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The most recent plaques:

Robert Holmes 1861-1930

Robert Holmes spent a lifetime drawing and painting Canadian wildflowers, depicting many varieties in water-colours. Holmes was born in Cannington and is buried here. After studying at the Ontario...

Robert Holmes spent a lifetime drawing and painting Canadian wildflowers, depicting many varieties in water-colours. Holmes was born in Cannington and is buried here. After studying at the Ontario...

  • toronto
  • ontario
  • alan brown

The Reverend William Macaulay 1794-1874

In 1803 William Macauley, son of a United Empire Loyalist, received a crown grant of some 160 ha of land in this vicinity. Born in Kingston, Macauley was educated under the Rev. John Strachan and...

In 1803 William Macauley, son of a United Empire Loyalist, received a crown grant of some 160 ha of land in this vicinity. Born in Kingston, Macauley was educated under the Rev. John Strachan and...

  • toronto
  • ontario
  • alan brown

The Rosamonds in Almonte

In 1857 James Rosamond built this mill on the Mississippi River, thereby firmly establishing the woollen industry in Almonte. An Irish-born entrepreneur, Rosamond was previously a resident of...

In 1857 James Rosamond built this mill on the Mississippi River, thereby firmly establishing the woollen industry in Almonte. An Irish-born entrepreneur, Rosamond was previously a resident of...

  • toronto
  • ontario
  • alan brown

Rideau Canal 1826-1832

Financed by the British government, on the Duke of Wellington's advice, it was built to provide a secure military route between Upper and Lower Canada. Work was supervised by military engineers...

Financed by the British government, on the Duke of Wellington's advice, it was built to provide a secure military route between Upper and Lower Canada. Work was supervised by military...

  • toronto
  • ontario
  • alan brown

The Robinson Settlement 1825

In an effort to alleviate poverty and unemployment in Ireland, the British government in 1825 sponsored a settlement of Irish emigration in the Newcastle District of Upper Canada. Peter Robinson,...

In an effort to alleviate poverty and unemployment in Ireland, the British government in 1825 sponsored a settlement of Irish emigration in the Newcastle District of Upper Canada. Peter Robinson,...

  • toronto
  • ontario
  • alan brown

"Ripple Rock"

The ripple marks on the adjacent rock face were made some two billion years ago by waves in a shallow body of water. Buried by later deposition of silt and then subjected to great pressure, the...

The ripple marks on the adjacent rock face were made some two billion years ago by waves in a shallow body of water. Buried by later deposition of silt and then subjected to great pressure,...

  • toronto
  • ontario
  • alan brown

René-Robert Cavelier de La Salle at Cataracoui

Early in his celebrated career the explorer La Salle played a principal role in the expansion of the French fur trade into the Lake Ontario region. In 1673 he arranged a meeting between...

Early in his celebrated career the explorer La Salle played a principal role in the expansion of the French fur trade into the Lake Ontario region. In 1673 he arranged a meeting between...

  • toronto
  • ontario
  • alan brown

The Reverend John Langhorn, 1744-1817

Born in Wales, Langhorn was appointed missionary to Ernesttown and Fredericksburgh townships in 1787. He thus became the first resident Anglican clergyman in the Bay of Quinte region, and the...

Born in Wales, Langhorn was appointed missionary to Ernesttown and Fredericksburgh townships in 1787. He thus became the first resident Anglican clergyman in the Bay of Quinte region, and...

  • toronto
  • ontario
  • alan brown

Reverend Newton Wolverton 1846-1932

Born in Oxford County, Wolverton taught mathematics at Woodstock College (Canadian Literary Institute) from 1877-1891, being principal from 1881-1886. Here he set up the first manual training...

Born in Oxford County, Wolverton taught mathematics at Woodstock College (Canadian Literary Institute) from 1877-1891, being principal from 1881-1886. Here he set up the first manual training...

  • toronto
  • ontario
  • alan brown

The Reverend John Stuart 1740-1811

Born in Pennsylvania, Stuart was ordained in 1770 and sent to Fort Hunter, N.Y., as a missionary to the Mohawks. An ardent Loyalist, he came to Canada in 1781 where he was appointed chaplain to...

Born in Pennsylvania, Stuart was ordained in 1770 and sent to Fort Hunter, N.Y., as a missionary to the Mohawks. An ardent Loyalist, he came to Canada in 1781 where he was appointed chaplain to...

  • toronto
  • ontario
  • alan brown

Roselawn

Built by architect William Coverdale for David John Smith in 1841, Roselawn stands as a reminder of the days when affluent Kingstonians erected magnificent country homes just beyond the city. Its...

Built by architect William Coverdale for David John Smith in 1841, Roselawn stands as a reminder of the days when affluent Kingstonians erected magnificent country homes just beyond the city. Its...

  • toronto
  • ontario
  • alan brown

The Renfrew "Millionaires"

Local tycoon M.J. O'Brien launched a bid to bring the Stanley Cup to Renfrew in 1910 by offering hockey stars like Lester and Frank Patrick and "Cyclone" Taylor extravagant salaries to play for...

Local tycoon M.J. O'Brien launched a bid to bring the Stanley Cup to Renfrew in 1910 by offering hockey stars like Lester and Frank Patrick and "Cyclone" Taylor extravagant salaries to play...

  • toronto
  • ontario
  • alan brown

Royal Botanical Gardens

This important botanical garden is distinguished by its first class horticultural collection. Originating in the late 1920s, it developed as a series of discrete gardens and a wildlife...

This important botanical garden is distinguished by its first class horticultural collection. Originating in the late 1920s, it developed as a series of discrete gardens and a...

  • toronto
  • ontario
  • alan brown

Ruthven Park

This country estate is a fine example of 19th-century Picturesque landscape design. Developed in the 1840s by David Thompson, promoter of the Grand River Navigation Company, its buildings and...

This country estate is a fine example of 19th- century Picturesque landscape design. Developed in the 1840s by David Thompson, promoter of the Grand River Navigation Company, its buildings...

  • toronto
  • ontario
  • alan brown

Raid on Gananoque 1812

On September 21, 1812, a United States force of some 200 regulars and militia under Capt. Benjamin Forsyth attacked Gananoque. The village was an important forwarding point for supplies moving up...

On September 21, 1812, a United States force of some 200 regulars and militia under Capt. Benjamin Forsyth attacked Gananoque. The village was an important forwarding point for supplies moving...

  • toronto
  • ontario
  • alan brown

The Reverend James Magrath at St. Peter's

Born in Ireland in 1769, Magrath was educated at Trinity College, Dublin. He applied to the Society for the Propagation of the Gospel for a colonial missionary post and emigrated to Upper Canada...

Born in Ireland in 1769, Magrath was educated at Trinity College, Dublin. He applied to the Society for the Propagation of the Gospel for a colonial missionary post and emigrated to Upper Canada...

  • toronto
  • ontario
  • alan brown

Royal Flying Corps Hangars

The Royal Flying Corps hangars at Camp Borden are the oldest examples of this type of construction in existence in Canada. These hangars, which are an essential element of the first Canadian...

The Royal Flying Corps hangars at Camp Borden are the oldest examples of this type of construction in existence in Canada. These hangars, which are an essential element of the first...

  • toronto
  • ontario
  • alan brown

Reverend Peter Jones 1802-1856

This house, "Echo Villa", was built by the Reverend Peter Jones (Kahkewaquonaby) who lived here from 1851 until his death. Son of the noted surveyor, Augustus Jones, and Tuhbenahneequay, a...

This house, "Echo Villa", was built by the Reverend Peter Jones (Kahkewaquonaby) who lived here from 1851 until his death. Son of the noted surveyor, Augustus Jones, and Tuhbenahneequay,...

  • toronto
  • ontario
  • alan brown

Reverend Silas Huntington, 1829-1905

A zealous Methodist missionary descended from an early New England family, Huntington was born in Kemptville. With his ordination in 1854 he commenced a long Christian ministry, serving various...

A zealous Methodist missionary descended from an early New England family, Huntington was born in Kemptville. With his ordination in 1854 he commenced a long Christian ministry, serving various...

  • toronto
  • ontario
  • alan brown

The Rideau Waterway

Constructed 1826-32 by the British government for military purposes, but used principally for commerce, the Rideau waterway, together with the lower Ottawa River, was the first canalized route...

Constructed 1826-32 by the British government for military purposes, but used principally for commerce, the Rideau waterway, together with the lower Ottawa River, was the first canalized...

  • toronto
  • ontario
  • alan brown