Disneyland marks 50th anniversary of "It's a Small World"

ANAHEIM, Calif.

"It's a Small World" opened 50 years ago today. To mark the milestone, guests and cast members at all five Disney Resorts around the world will perform a sing-along of the famous theme song.

The original attraction opened at the 1964 New York World's Fair as a tribute to UNICEF. It was designed by Walt Disney himself.

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