Uncovering the Secrets of Washington, D.C. | Hidden History | National Geographic

As the capital of the United States of America, Washington, D.C., is home to towering monuments meant to be symbols of freedom and democracy. But from the hands that built these iconic landmarks to the victims of experimentation that took place in the city’s most respected institutions, here are five stories that reveal a side of the city that’s rarely seen but impossible to ignore. Want more hidden history and exclusive insights about a variety of trending topics? Follow Kahlil Greene, the Gen Z Historian: www.youtube.com/@UCJ-_fYzUtEXDWMTYzTtM_lw Explore the World with National Geographic subscriptions: http://natgeo.com/ytngmagazine ➡ Subscribe: http://bit.ly/NatGeoSubscribe And check out more National Geographic series and specials here: ➡ Disney Plus: https://on.natgeo.com/3q6on5p ➡ Hulu: https://on.natgeo.com/3Qor0Ko ➡ NGTV app: https://www.nationalgeographic.com/tv/ ➡ ABC app: https://abc.com/ #NationalGeographic #HiddenHistory About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta TikTok: http://www.tiktok.com/@natgeo Tenor: http://on.natgeo.com/31b3Koc Uncovering the Secrets of Washington, D.C. | Hidden History | National Geographic https://youtu.be/tKC7tzg7p2U National Geographic https://www.youtube.com/natgeo