Start the Week - Maps – lost, secret and revealing - BBC Sounds James Cheshire, Jerry Brotton and Jenny Uglow, with Tom Sutcliffe.

The intriguing #MountainsOfKong got a passing mention on this morning's #StartTheWeek on #BBCRadio4. Looking them up on @wikipedia.org, I was surprised to discover that an early proponent of this wholly fictional range was none other than the 🌊 oceanographer, #JamesRennell.