This site is great for day hike trails as well as biking trails.

Letterboxing is a fun activity that's like solving a puzzle or a mystery while hiking, here's a list of all the letterboxing places in our area.

It has a map and links to all the trails in Montgomery county.

This great site tells you about all the great mountain biking trails in PA, where they are, and how they're rated.

This site is a great resource for all hiking and walking trails in PA - definitely check it out first.

This is a great website to read with your kids to find out exactly what letterboxing is.