Rockets are useless toys made by humans. They go up, not across, so you can't chase them.

Photo by Steve Jurvetson

Printers are warm, cat-sized machines that humans leave on their desks.

Photo by William Hale

Cats can be comfortable anywhere. Humans can't.

Photo by Hazel

Filing cabinets are places humans store paper. They are very good for hiding inside.

Photo by TPHolland

Just another comfortable surface to sleep on.

Photo by Romana Klee