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Volunteers lay thousands of wreaths on headstones at Arlington National Cemetery

Jim Lo Scalzo / EPA

Volunteer Craig Simoneau of Alexandria, Va., hands out some of the 24,000 holiday wreaths, donated for the 19th consecutive year by the Worcester Wreath Company of Harrington, Maine, to other volunteers who will lay them on veterans' graves in Arlington National Cemetery, Dec. 11, 2010. The wreaths, each emblazoned with a bright red ribbon, are made by Maine veteran volunteers, and transported on trucks donated by Wal-Mart and other companies.

Jim Lo Scalzo / EPA

Volunteer Aaron DiFranco of Laytonsville, Md., helps to lay some of the 24,000 holiday wreaths on veterans' graves in Arlington National Cemetery.

Cliff Owen / AP

Volunteers placed almost 24,000 wreaths on headstones at Arlington.

msnbc.com story: Caravan of wreaths leaving Maine for Arlington