What to do with the fragments of a love affair?

A postcard from a childhood sweetheart. A wedding dress in a jar. Barbed wire. Silicone breast implants. Red stilettos, never worn. These objects and many others make up the inspiring, whimsical, sometimes bizarre, and always unforgettable population of the real-life Museum of Broken Relationships.

A decade ago, two lovers were struggling through their own painful breakup, desperate to heal their heartbreak without destroying t…