You can learn about the history of Peermade with a visit to Parunthumpara Hill View Point. While you're in the area, wander around the forests.
Explore the waterfront in Thekkady with a trip to Thekkady Boat Landing. While you're in the area, wander around the forests.
You can find out about the history of Kuttikkanam when you stop by Ammachi Kottaram. Wander the forest or discover the area's waterfalls.