A public memorial was held for Slay in May 2010.
Three of the camp's outposts also serve as public memorials.
There have also been discussions about a private underground mourning area, something almost contrary to the function of a public memorial.
His public memorial was held on the Summer solstice of 2010.
A national design competition was held to create a public memorial in the Pennsylvania field where Flight 93 crashed.
It is the only public memorial dedicated to Buchanan.
But the public memorial must be more expansive than that.
A public memorial was held for him on Wednesday, May 4, 2011.
There are a number of private and public memorials to the PA103 victims.
A public memorial or a ruin is a scaffold, something on which collective memory can hang.