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25 Years of the 11 Most Endangered List: Thomas Edison’s Invention Factory

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Celebrating 25 Years of America's 11 Most Endangered Historic Places

25 Years of America's 11 Most Endangered Historic Places
Follow along throughout May as we spotlight a quarter-century of amazing saves.

[Slideshow] Inside the New LivingSocial HQ

[Slideshow] Inside the New LivingSocial HQ
LivingSocial restored a corner that had been abandoned for over 30 years. Check it out.

Unlock the Preservation Nation Foursquare Badge!

Unlock the Preservation Nation Foursquare Badge!
Find out how to unlock a new badge and pick up tips on 500 historic sites nationwide.

[Slideshow] Earthquake Damage at the National Cathedral

[Slideshow] Damage at the National Cathedral
A behind-the-scenes look at the damage from last summer’s 5.8-magnitude earthquake.

Help Save Our National Treasures

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National Treasures are historic places that tell the American story – and they need your help. From beloved schoolhouses to inspiring monuments, from ancient sites to modern masterpieces, thousands of these icons are endangered as never before. Join our National Treasures campaign and help us save these irreplaceable gems. Learn more about National Treasures ››

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