National Trust for Historic Preservation | 59,363 followers on LinkedIn. Save the past. Enrich the future. Cover image by Adrian Sas | For more than 75 years, the National Trust for Historic Preservation has led the movement to safeguard America’s historic places. A privately funded nonprofit organization, we work to protect America's historic sites; tell the full American story; build stronger communities; and invest in preservation's future. Thanks to the passion and dedication of our advocates and supporters, we’re able to protect hundreds of places every year.