It will be eight stories tall, a huge contraption of steel and rocks and timber that will span a major highway in central Nebraska.

Air-conditioning and ventilation would also have been needed to carry off the heat produced by such a huge hypothetical contraption.

Gopher builds a huge contraption of ladders, ramps, and stairs up into the clouds just as it starts to get dark, chilly, and windy.

Even more astounding is the Clarabella, a huge German contraption that simulates the sound of a small orchestra.

A huge contraption of tubing and swivels stood between the two tables.

The discs are stacked and pressed together in a huge viselike contraption for at least two hours, while oil slowly trickles out.

And there's a huge contraption with wooden teeth for stretching draperies.

One of the highlights is the Keizerspanorama, a huge, motorised, slide-viewing contraption built in 1905 for Antwerp Zoo.

In the living room sits a huge contraption that lets Reilly train indoors.

This is a 90-second spin around a central axis on a huge contraption designed to look like something Leonardo da Vinci invented.