For thousands of years, quartz fragments have traveled down the Delaware River (once called the Wehittck by the Lenape Indians), washing ashore near a place settled by the Dutch explorer Cornelius Jacobson Mey, where they are gathered as treasures and known as Cape May Diamonds.

In 1865, members of a family start their day as slaves, working in a Texas cotton field, and end it celebrating their freedom on what came to be known as Juneteenth.

Shares the story of Sarah Roberts and her 1847 case petitioning that she be allowed to attend a white school, explaining how her heroic efforts established key precedents and paved the way for civil rights advancements.