There are few spaces in this world that invoke feelings which cannot be described in words. Deep down in the bedrock of lower Manhattan, the National 9/11 museum is one such space.
The 9/11 Museums opens to the public next week. Here are behind-the-scenes images of the museum while under construction at NYC World Trade Center
At the 9/11 Memorial and Museum Preview Site, see a sculpture made of iron from the World Trade Center that reunites the Twin Towers with the NYC skyline.
WTC Memorials and Artifacts around NYCwhere visitors can pay their respects, Battery Park, FDNY Memorial Wall, Tribute in Light, Trinity Root, Survivor Tree
Untapped Cities contributor Danielle Dowler went to the construction sites of 1 WTC, the Calatrava Transit Center and the 9/11 Museum and shot these photos.