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

Star of Arkansas

15.36 carats (rough) 8.27 carats (cut) After two days of rain, Winifred Parker, of Dallas, Texas, found this large, white diamond near here on March 5, 1956. Parker, who collected and cut...

15.36 carats (rough) 8.27 carats (cut) After two days of rain, Winifred Parker, of Dallas, Texas, found this large, white diamond near here on March 5, 1956. Parker, who collected and cut...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Amarillo Starlight

16.37 carats (rough) 7.54 carats (cut) Near here on August 20, 1975, W.W. Johnson, of Amarillo, Texas, found the largest diamond recorded since the Crater of Diamonds became an Arkansas State Park...

16.37 carats (rough) 7.54 carats (cut) Near here on August 20, 1975, W.W. Johnson, of Amarillo, Texas, found the largest diamond recorded since the Crater of Diamonds became an Arkansas State Park...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Schall Diamond

6.07 carats (rough) 2.88 carats (cut) Ray Schall, of Murfreesboro, Arkansas, found a dime-sized white diamond on top of the ground under a nearby tree on November 14, 1981. "I could see it was a...

6.07 carats (rough) 2.88 carats (cut) Ray Schall, of Murfreesboro, Arkansas, found a dime-sized white diamond on top of the ground under a nearby tree on November 14, 1981. "I could see it was...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Okie Dokie

4.21 carats (rough) Marvin Culver, of Nowata, Oklahoma, unearthed a large, canary yellow diamond near this location on March 12, 2006. Culver and his family decided to visit the park after...

4.21 carats (rough) Marvin Culver, of Nowata, Oklahoma, unearthed a large, canary yellow diamond near this location on March 12, 2006. Culver and his family decided to visit the park...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

First Diamonds

Near this site in August 1906, local farmer and amateur treasure hunter John Wesley Huddleston discovered the first diamonds in Pike County, Arkansas. According to one of many accounts, Huddleston...

Near this site in August 1906, local farmer and amateur treasure hunter John Wesley Huddleston discovered the first diamonds in Pike County, Arkansas. According to one of many accounts, Huddleston...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Esperanza Diamond

8.52 carats (rough) 4.60 carats (cut) On June 24, 2015, Bobbie Oskarson of Longmont, Colorado, found a perfect, capsule-shaped diamond near this location. Oskarson decided to visit the Crater of...

8.52 carats (rough) 4.60 carats (cut) On June 24, 2015, Bobbie Oskarson of Longmont, Colorado, found a perfect, capsule-shaped diamond near this location. Oskarson decided to visit the Crater...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Star of Shreveport

While digging near this site on June 23, 1981, Carroll Blankenship, of Shreveport, Louisiana, found the second-largest diamond registered since the Crater of Diamonds became an Arkansas State Park...

While digging near this site on June 23, 1981, Carroll Blankenship, of Shreveport, Louisiana, found the second-largest diamond registered since the Crater of Diamonds became an Arkansas State Park...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Uncle Sam

40.23 carats (rough) 12.42 carats (cut) The Uncle Sam diamond is the largest gem-quality diamond ever found in North America and was unearthed here in 1924. Wesley Basham, Uncle Sam to his family...

40.23 carats (rough) 12.42 carats (cut) The Uncle Sam diamond is the largest gem-quality diamond ever found in North America and was unearthed here in 1924. Wesley Basham, Uncle Sam to his...

  • arkansas
  • crater of diamonds
  • diamond
  • arkansas state park

Mine Shaft/Guard House

Side A This is a re-creation of a mine shaft built in the early 1900s. It reportedly covered a 60-foot-deep test hole. Austin Millar commercially mined the property from 1914 to 1919, when a fire...

Side A This is a re-creation of a mine shaft built in the early 1900s. It reportedly covered a 60-foot-deep test hole. Austin Millar commercially mined the property from 1914 to 1919, when a...

  • arkansas
  • crater of diamonds
  • arkansas state park

End of a Mystery: What is Below the Surface?

Ever since John Huddleston discovered the first diamonds here in 1906, people have wondered what lies under the volcanic soil in Southwest Arkansas. How deep and how large is this diamond deposit?...

Ever since John Huddleston discovered the first diamonds here in 1906, people have wondered what lies under the volcanic soil in Southwest Arkansas. How deep and how large is this diamond deposit?...

  • arkansas
  • crater of diamonds
  • arkansas state park

A Multifaceted History

The history of commercial diamond mining in Arkansas is complex and fascinating. Through much of the 20th century, the land that makes up today's diamond search area was divided. It was bought,...

The history of commercial diamond mining in Arkansas is complex and fascinating. Through much of the 20th century, the land that makes up today's diamond search area was divided. It was bought,...

  • arkansas
  • crater of diamonds
  • arkansas state park

Larocca Residence

Dominic "Nick" LaRocca (1889-1964), cornetist and bandleader, lived here at 928 Jackson Ave from 1928 to 1942. He initially played in neighborhood bands and then with William Brauns Brass Band and...

Dominic "Nick" LaRocca (1889-1964), cornetist and bandleader, lived here at 928 Jackson Ave from 1928 to 1942. He initially played in neighborhood bands and then with William Brauns Brass Band...

  • louisiana
  • new orleans
  • jazz
  • music

Zito Residence

Philip "Phil" Zito (1913-1998), drummer and bandleader, lived here at 1519 Camp Street from 1986 until 1991. He played in the Navy Band, at the Parisian Room with his own New Orleans International...

Philip "Phil" Zito (1913-1998), drummer and bandleader, lived here at 1519 Camp Street from 1986 until 1991. He played in the Navy Band, at the Parisian Room with his own New Orleans International...

  • louisiana
  • new orleans
  • jazz
  • music

Hug Residence

Armand Oscar Hug (1910-1977), pianist and composer, lived here at 1545 Camp Place from 1931 to 1972. Marrying into the very musical Loyocano family, he shared this residence with them, as well as...

Armand Oscar Hug (1910-1977), pianist and composer, lived here at 1545 Camp Place from 1931 to 1972. Marrying into the very musical Loyocano family, he shared this residence with them, as well as...

  • louisiana
  • new orleans
  • jazz
  • music

Moore - Goldstein House

Erected 1880 As the residence of John T. Moore, Jr. The site was formerly part of the grounds of the residence of his father-in-law and business partner John T. Moore Whose adjacent mansion, built...

Erected 1880 As the residence of John T. Moore, Jr. The site was formerly part of the grounds of the residence of his father-in-law and business partner John T. Moore Whose adjacent mansion, built...

  • louisiana
  • new orleans
  • architecture

The Triangle

The triangle or ti-fer as it's known in Cajun French is one of the first percussion instruments in Cajun & Créole music. Historically it also symbolizes food, calling farmers and field workers in...

The triangle or ti-fer as it's known in Cajun French is one of the first percussion instruments in Cajun & Créole music. Historically it also symbolizes food, calling farmers and field workers in...

  • louisiana
  • lafayette
  • art
  • sculpture. metalwork
  • musical instrument

The Lynching of Louis Senegal and Antoine Domingue / Lynching In America

The Lynching of Louis Senegal and Antoine Domingue. Mobs of White people brutally lynched two Black men, Louis Senegal and Antoine Domingue, within an 11-year period in Carencro, Louisiana. On...

The Lynching of Louis Senegal and Antoine Domingue. Mobs of White people brutally lynched two Black men, Louis Senegal and Antoine Domingue, within an 11-year period in Carencro, Louisiana. On...

  • louisiana
  • carencro
  • lafayette parish
  • civil rights

The Chase

This sculpture, commissioned by the Barber Motorsports Museum, personifies the motion, strength and integrity that I associate with the racetrack and motorsports competition. The over-life- sized...

This sculpture, commissioned by the Barber Motorsports Museum, personifies the motion, strength and integrity that I associate with the racetrack and motorsports competition. The over- life- sized...

  • alabama
  • barber museum
  • sculpture

Milt Morrison Memorial Deck

    South Carolina Voted to Ratify the Federal Constitution in This Building