A proper, functional camera obscura is, yes, a dark box, container, room, or what have you, but also with a single small opening on one side that allows light in.

A proper, functional camera obscura is, yes, a dark box, container, room, or what have you, but also with a single small opening on one side that allows light in.

Most readers will have some idea of how a camera works, with a lens placed in front of a piece of film or an electronic sensor, and the distance between the two adjusted until the images is in ...

We suppose there are other places in the world where a giant camera obscura like this would work too, but you’ve got to admit that the view is pretty spectacular. Of course, ...