World Trade Center Memorial, 1:
design competition winning proposal:
Reflecting Absence
by Michael Arad and Peter Walker

text - page 2 - page 3 - page 4
WTC Memorial: text - page 1- page 2 - page 3 - page 4
source: Imagining Ground Zero: Official and Unofficial Proposals for the World Trade Center Site, by Suzanne Stephens with Ian Luna and Ron Broadhurst. Architectural Record / Rizzoli, 2004.