Josie Long hears stories of crossing over to the other side - from radio waves permeating political barriers to the migratory routes of eels.

Radio 100 Featuring Leslie Rosin, Cornelia Saxe and Gregor Schuster Produced by Leo Hornak

The Other Side Featuring Laura Barton

The Last Night Featuring Anny Shaw Produced by Andrea Rangecroft

Series Producer: Eleanor McDowall A Falling Tree production for BBC Radio 4.