Unveiling the World's Most Valuable Collectors' Items

21. Dionne Quintuplets Calendar (Original Price: $5-$15* Worth Today: $35-$45*)

Back in Canada on May 28, 1934, Elzire and Oliva Dionne welcomed five adorable babies into the world: Annette, Marie, Cecile, Yvonne, and Emilie. These extraordinary quintuplets quickly became a media sensation, captivating hearts everywhere. In fact, they even landed a gig with Twentieth Century Fox, starring in three films and earning money through endorsements.

The Dionne Quintuplets were the face of various products, from typewriters to cod liver oil, and their fame drew countless tourists to Ontario. The sisters left a trail of memorabilia in their wake, and today, a Dionne Quintuplets calendar can fetch a cool $35-$45.