Pennsylvania hiking trails featured in four films at Keystone Trails Association gathering. Updated: ; Mar. 12, 2015, 7:00 p.m. | Published: ; Mar. 12, 2015, 6:00 p.m.

What was once a path for quarry miners is now one of Pennsylvania’s most well-known hiking trails, but it’s not for the faint of heart. The infamously steep Thousand Steps trail lies near the ...