On this Day in History: Eight-year-long Cresap’s War between Maryland and Pennsylvania ends

On this Day in History On May 25, 1738, a treaty ended The Conojocular War, also…

Historical Society Highlights: Possible origin of how Safe Harbor acquired its name

John Stehman, president of the Conestoga Area Historical Society, shares a story about the possible origin…

River Monsters of the Susquehanna Deeps

Local legend holds that a diver at Safe Harbor went down behind the dam to remove…

4,000-year-old emoji discovered on Susquehanna River island

If you think emojis are a fad, think again. This 😐 neutral face carved rock unearthed on…

On this Day in History: Winter so cold the railroad ran tracks across a frozen Susquehanna

On this Day in History. The winter of 1852 was so cold that it froze the…

The History of Columbia Borough as recorded in the ‘1875 Historical Atlas of Lancaster County’

In the summer of 1726, three prominent Quakers—Robert Barber, John Wright, and Samuel Blunston—came from Chester…

Ancient Native American eel weirs slumber beneath the waters of the Susquehanna

Before the Egyptians built the Pyramids of Giza, Native Americans were constructing giant stone structures on…

Earliest known photo of the Wrightsville and Columbia Bridge

This is the earliest known photograph of the massive covered bridge that once spanned the Susquehanna…

Artifact: ‘Indian Relics of the Lower Susquehanna Valley Preserved for the Public’ brochure

I was recently made aware of this rare vintage brochure from the 1950s entitled "Indian Relics…

September 1: Native American Rock Carvings and Other Shared Stories Presentation

Town erasing ice jam. History altering fire. 1,000-year-old rock art. Headline news in some places but…

Armchair Explorer: LiDAR Scans of Little and Big Indian Rock

On a voyage out to the millennium-old petroglyphs of Little Indian Rock and Big Indian Rock…

On this Day in History: Union forces burn Wrightsville Bridge to prevent invasion of Lancaster County

On this Day in History June 28, 1863: Union forces burned the Wrightsville Bridge to stop…

Water Week: Susquehanna River Fun Facts

With Lancaster Conservancy's annual Water Week festivities beginning today, here are some fun facts about Lancaster…

Conowingo Dam: Power on the Susquehanna

The many tales surrounding Conowingo Dam's unique history take center stage in this one-hour documentary. From…

The Lower Susquehanna before the dams

I have often wondered what the Lower Susquehanna looked like before the dams at Holtwood (1905)…

On this Day in History: Columbia’s first bridge across the Susquehanna destroyed

On this day in 1832, the first bridge to span the Susquehanna River between Columbia and…

Ice on the Susquehanna

Ice on the Susquehanna is a femme fatale—mysteriously beautiful and potentially dangerous. More than once, this…

1852: Winter so cold the railroad ran tracks across a frozen Susquehanna

The winter of 1852 froze the Susquehanna at Havre De Grace solid. This presented a problem…

Enjoy this Safe Harbor Visitor’s Guide and Map from 1989

During a recent tour of Safe Harbor Dam, I picked up a copy of the company's…

Armchair Explorer: Inside the Bowels of Safe Harbor Dam

I got an early Christmas present this year when a friend gave me what felt like…