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

Hope Furnace

1854-1874 One of 69 charcoal iron furnaces in the famous Hanging Rock Iron Region. Extending more than 100 miles from Logan, Ohio to Mt. Savage, Kentucky this area contained all materials...

1854-1874 One of 69 charcoal iron furnaces in the famous Hanging Rock Iron Region. Extending more than 100 miles from Logan, Ohio to Mt. Savage, Kentucky this area contained all...

  • ohio
  • iron furnace
  • vinton county

Holding The Railroads

The devastating Confederate defeats at Fort Donelson and Shiloh early in 1862 paved the way for the Federal occupation of railroad towns including Jackson, Trenton, Henderson, and Grand Junction....

The devastating Confederate defeats at Fort Donelson and Shiloh early in 1862 paved the way for the Federal occupation of railroad towns including Jackson, Trenton, Henderson, and Grand Junction....

  • tennessee
  • civil war
  • railroads

Morgan's Last Raid

On tragic last Kentucky raid, CSA Gen. John H. Morgan and Raiders entered state June 1, 1864, took Mt. Sterling June 8, lost it on 9th, took Lexington on 10th, and Cynthiana on 11th. USA under...

On tragic last Kentucky raid, CSA Gen. John H. Morgan and Raiders entered state June 1, 1864, took Mt. Sterling June 8, lost it on 9th, took Lexington on 10th, and Cynthiana on 11th. USA under...

  • kentucky
  • morgan
  • civil war

Covid-19 Pandemic Memorial Grove

Governor Mike DeWine dedicated this site to honor the lives that were lost, the sacrifices, and the bravery of so many Ohioans to care for others during the COVID-19 Pandemic. May this memorial...

Governor Mike DeWine dedicated this site to honor the lives that were lost, the sacrifices, and the bravery of so many Ohioans to care for others during the COVID-19 Pandemic. May this...

  • ohio
  • covid
  • pandemic
  • ross county
  • chillicothe

Great Gouse

The 16th century town house of the Carnes of Nash and from 1767, the Franklens. 19th century: Great House School and Pharmacy

The 16th century town house of the Carnes of Nash and from 1767, the Franklens. 19th century: Great House School and Pharmacy

  • united kingdon
  • wales
  • cowbridge

1953 Corvette

This Corvette, one of 300 from its first year of production, has been meticulously restored. When owner Bill Mulder purchased this car in 2019, it was disassembled in 27 boxes! Restoration...

This Corvette, one of 300 from its first year of production, has been meticulously restored. When owner Bill Mulder purchased this car in 2019, it was disassembled in 27 boxes! Restoration...

  • corvette
  • kentucky
  • 1953

1955 V-8 Corvette

Although the early Corvettes had sensational styling, their performance left drivers underwhelmed. As Corvette sales slumped in 1954, Zora Arkus-Duntov worked behind the scenes to improve...

Although the early Corvettes had sensational styling, their performance left drivers underwhelmed. As Corvette sales slumped in 1954, Zora Arkus-Duntov worked behind the scenes to improve...

  • corvette
  • kentucky
  • bowling green

1978 25th Anniversary Corvette

Of the 46,766 Corvettes produced in 1978, 15,283 were Silver Anniversary editions. The year 1978 marked the first year Corvette would pace the Indy 500 race. The original pace car paint scheme...

Of the 46,766 Corvettes produced in 1978, 15,283 were Silver Anniversary editions. The year 1978 marked the first year Corvette would pace the Indy 500 race. The original pace car paint...

  • corvette
  • kentucky
  • bowling green

Scioto Trail Fire Tower

Built in 1925, fire wardens and foresters used the 60-foot-tall Scioto Trail Fire Tower to spot blazes on Ohio lands. Ohio fire towers were staffed by lookouts and equipped with binoculars, maps,...

Built in 1925, fire wardens and foresters used the 60-foot-tall Scioto Trail Fire Tower to spot blazes on Ohio lands. Ohio fire towers were staffed by lookouts and equipped with binoculars, maps,...

  • ohio
  • ross county
  • scioto trail park

Freedom of Religion, 1649

IN 1649 THERE WAS ENACTED HERE THE FIRST LAW ESTABLISHING FREEDOM OF RELIGION. TO KEEP ALIVE IN MEMORY OF THIS NOBLE ACT OF OUR FOUNDING FATHERS THE BAR ASSOCIATIONS OF PRINCE GEORGE'S, CALVERT,...

IN 1649 THERE WAS ENACTED HERE THE FIRST LAW ESTABLISHING FREEDOM OF RELIGION. TO KEEP ALIVE IN MEMORY OF THIS NOBLE ACT OF OUR FOUNDING FATHERS THE BAR ASSOCIATIONS OF PRINCE GEORGE'S,...

  • stmarys
  • maryland
  • religion
  • imageryan