Ceremony to take place at Old Town Cenotaph.
Niagara-on-the-Lake will mark the 20th anniversary of the 9/11 attacks tomorrow.
A solemn ceremoney will take place at the Old Town Cenotaph, starting at 8:30 a.m.
At 8:45 a.m., the Canadian and American flags will be lowered.
The Niagara-on-the-Lake Chamber of Commerce says speakers will include Lord Mayor Betty Disero.
Nearly 3,000 people, including 24 Canadians, were killed after four planes were hijacked by al-Qaeda members.
Two of the planes crashed into the World Trade Centre towers, one crashed into the Pentagon, and a fourth plane was brought down by passengers in a Pennsylvania field.

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