Magnetic drum

The fort is square and on every corner there is a cylindrical tower.

The design of the Skylon C2 features a large cylindrical payload bay, long and in diameter.

The Mark III and Mark IV used magnetic drum memory and the Mark IV also had magnetic core memory.

So, I have to use a 1980s drum scanner, which was designed in the days when everyone shot photographs on film.

It's made of clay, and it's been fashioned into a cylinder shape, covered with close writing and then baked dry in the sun.

The tower takes the form of nine cylindrical buildings stacked atop each other, totalling 121 floors, all enclosed by the inner layer of the glass façade.

Folk musician and storyteller David Holt plays the banjo and shares photographs and old wisdom from the Appalachian Mountains. He also demonstrates some unusual instruments like the mouth bow and a surprising electric drum kit he calls thunderwear.