- The Burgess Shale in the Canadian Rockies in BC’sYoho National Park, and also in Kootenay National Park to the south, is one of the world’s most famous fossil fields, 508 million years old. Some of the fossils have bizarre anatomies bearing little resemblance to any others.
- Obsidian is volcanic glass.
- In May, July and October, the Ides fell on the 15th day of the Julian month.
- Onions, carrots and celery (or celeriac) are the main ingredients of mirepoix.
- John Grierson, the Scot who became the first head of the National Film Board, commented that peace should be made to be as exciting as war.