

22 Waterfalls Hike at Ricketts Glen State Park
22 Waterfalls Hike at Ricketts Glen State Park, Red Rock (Sullivan County), PA Saturday October 7, 2017 - 1:00 pm to about 4:00 pm...


6th Annual Migration Fest at Lehigh Gap Nature Center
6th Annual Migration Fest at Lehigh Gap Nature Center, Slatington, PA A family-friendly celebration of the natural and cultural heritage...


Lehigh Valley Sierra Club Meeting
Lehigh Valley Sierra Club AUGUST meeting MONDAY, AUGUST 14, 2017 at 7:00 - 8:30 p.m. Rm 638, 6th floor, Fowler Family Southside Center,...
Canoe and Bicycle along the Lehigh River
Canoe and Bicycle along the Lehigh River between Allentown and Bethlehem September 16th 12 noon to about 4 pm We will start at Keck...


Lecture: 19th c. Suspension Bridges of John A. Roebling: The Relevance of Archival Research to Moder
“Nineteenth Century Suspension Bridges of John A. Roebling: The Relevance of Archival Research to Modern Engineering Practice.” Tuesday,...