Most Terrifying Places in America

Grave Secrets (1x3)

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Visit Cheesman Park in Denver, Colorado -- built on top of a graveyard. Also in this episode: Fort Mifflin in Philadelphia, Pennsylvania, The Devil's Tree in New Jersey, Manresa Castle in Washington state, an old textile factory in Rhode Island with a horrible history of child labor, Archer Avenue in Justice, Illinois, Stone's Public House -- an early American inn in Massachusetts and finally, the location where the legend of axe murderer Lizzie Borden was born.