1. The Trail That's Not A Trail Through The Oregon Desert: Oregon's newest long-distance trail charts a rugged course through the heart of the desert. 2. The Hidden World Of Oregon's Overlooked Falls: Surrounded by derelict shells of old mills and factories, the largest waterfall in Oregon has been a mystery to most. Until now. 3. Pyrosomes: Mysterious, Pickle-Shaped Visitors Of The Deep: The pickle-shaped sea creatures known as pyrosomes are rarely seen along the West Coast, but this year millions of them showed up. No one knows why they're here or how long they'll stay.