(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 2 of 25
Slide 3 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
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Slide 4 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 5 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 6 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
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Slide 7 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 8 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 9 of 25
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 10 of 25
Photos courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Photos courtesy of <a href="http://collections.mcny.org/">the MCNY</a>
Gothamist
Slide 11 of 25
Henry Druding, the Senior Resident Engineer of World Trade Center, with objects found at site. 1968. (Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
Henry Druding, the Senior Resident Engineer of World Trade Center, with objects found at site. 1968. (Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
Gothamist
Slide 12 of 25
George Willig climbing one of the towers, May 1977 (Photos courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
George Willig climbing one of the towers, May 1977 (Photos courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
Gothamist
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Slide 13 of 25
George Willig after he made it to the top of the WTC, May 1977 (Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
George Willig after he made it to the top of the WTC, May 1977 (Photo courtesy of <a href="http://collections.mcny.org/">the MCNY</a>)
Gothamist
Slide 14 of 25
From Lispenard Street between Church Street and Broadway (Photo courtesy of the <a href="http://nypl.org</a>)
From Lispenard Street between Church Street and Broadway (Photo courtesy of the <a href="http://nypl.org</a>)
Gothamist
Slide 15 of 25
In 1971
In 1971
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Slide 16 of 25
In 1971
In 1971
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Slide 17 of 25
From Battery Park sand dunes (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
From Battery Park sand dunes (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 18 of 25
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
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Slide 19 of 25
From Hell Gate Bridge (also: !!!!!!) (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
From Hell Gate Bridge (also: !!!!!!) (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 20 of 25
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 21 of 25
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 22 of 25
From Liberty Island (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
From Liberty Island (Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 23 of 25
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
Slide 24 of 25
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
Gothamist
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(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)
(Photo by <a href="http://www.flickr.com/photos/stevensiegel/sets/72157600382734172/">Steven Siegel</a>)