ROCKY RIDGE, Pa. — Flying a 21st-century drone to plot the future of two 19th-century tunnels, the East Broad Top Railroad took a step forward Thursday, May 26, by revisiting its past. Specialists set up, calibrated, and flew a drone through the Ray’s Hill (some spell it Wray’s Hill) and Sideling Hill tunnels, nestled in … Continue reading Drone whirs through East Broad Top tunnels […]

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