Tara Plumley, general manager of the Titanic Memorial Cruise, comforts Helena Beaumont-Jones of Airlie Beach, Australia, in front of three wreaths for the Titanic's victims on Saturday. (Chris Helgren/Reuters)
Helena Beaumont-Jones of Airlie Beach, Australia, watches the passing sea at sunset on the Titanic Memorial Cruise in the Western Atlantic on Saturday. (Chris Helgren/Reuters)
Helen Edwards, 62, of Silver Spring, Md., reflects on the deck of the MS Balmoral Titanic on Saturday as it approaches the wreck site of the Titanic. (Lefteris Pitarakis/Associated Press)
Passengers in period costume gather for a group picture on the Titanic Memorial Cruise on Saturday. (Chris Helgren/Reuters)
Women hold candles during a Titanic commemoration service at St. Ann's Cathedral in Belfast on Saturday. (Peter Morrison/Associated Press)
Rob Cassidy listens to interpretive presentations in Halifax Saturday at the Grand Parade to mark the 100th anniversary of the sinking of the Titanic. (Andrew Vaughan/The Canadian Press)
A large crowd gathered for the presentations in Halifax to mark the centennial of the Titanic disaster. (Paul Darrow/Reuters)
Some audience members had electric candles at Saturday's Titanic presentation in Halifax. (Andrew Vaughan/The Canadian Press)
A horse-drawn carriage with priod-style casket and pallbearers leads the memorial procession for the Titanic victims in Halifax on Saturday night.