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

Featured Plaque:

The World’s First Nuclear Reactor was rebuilt at this site in 1943 after initial operation The University of Chicago.This reactor (CP-2) and the first heavy water moderated reactor (CP-3) were...

The World’s First Nuclear Reactor

The World’s First Nuclear Reactor was rebuilt at this site in 1943 after initial operation The University of Chicago.This reactor (CP-2) and the first heavy water moderated reactor (CP-3) were major facilities around which developed The Argonne National Laboratory.This site was released by the laboratory in 1956 and the US Atomic Energy then buried the reactors here.Submitted by: L Sapp

Explore the nearly 25,000 worldwide plaques on the Big Map big map screenshot

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The most recent plaques:

William E. Parsons

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Edwin D. Lisherness

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Gina De Sousa, LCSW

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Ardis Helen McKee

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Jack & Julie O'Hara

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Steven Morgenstern

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Alma A. Ridout

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Arthur S. Friedman and Florence R. Friedman

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Bonnie Fish

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Lawreen Li Yang

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Elizabeth M. Yang

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Sabrina Sophia Harris

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Ann W. Johnson

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Arizona H. Wickware and Vera Means- Silverman

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Tillie Blackman

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Lawrence Sui Nap Yip

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Margaret Sardell Bezaitis

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Alfred Leroy Jr

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John Paul Edwards

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Anchor Park

This hand-forged anchor exhibited here stands as a testimonial to the men and ships that sailed this area providing important links of trade and communication to world markets.The anchor came from...

This hand-forged anchor exhibited here stands as a testimonial to the men and ships that sailed this area providing important links of trade and communication to world markets.The anchor came from...

nanaimo
canada
bc
anchor
coal