Archaeologists at James Madison’s Montpelier are getting a glimpse into the property’s past by using new technology that allows them to see things they’ve never before been able to see. “This is a dream come true for me; this is Christmas in April,” says Matthew Reeves, Montpelier’s director of archaeology.

This technology – called lidar – allows archaeologists to see paths through the woods that date back to the 1700s. They say these trails were walked every day by slaves.

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