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

Special Operations Craft Riverine (SOC-R)

The SOC-R is designed as a high speed boat with ample weapons and equipment capacity. Its primary mission is insertion/extraction of SEALs into a low-to-medium threat environment in a riverine...

The SOC-R is designed as a high speed boat with ample weapons and equipment capacity. Its primary mission is insertion/extraction of SEALs into a low-to-medium threat environment in a...

  • mississippi

H-1 Rocket Engine

Developed by Rocketdyne, the H-1 rocket engine burned liquid oxygen and propellant RP-1, a kerosene derivative. A cluster of eight H-1 engines powered the Saturn S-1B rocket's first stage,...

Developed by Rocketdyne, the H-1 rocket engine burned liquid oxygen and propellant RP-1, a kerosene derivative. A cluster of eight H-1 engines powered the Saturn S-1B rocket's first stage,...

  • mississippi
  • nasa
  • rockets