Bog bodies found in Europe and Ireland and nearby regions. Body preservation of violent deaths of well-preserved people in the bogs create theories as to why they died.

Here’s the link below.

http://ngm.nationalgeographic.com/2007/09/bog-bodies/bog-bodies-text.html

The five senses are broken down to which one’s the first to ring a bell. Smell is number one and focused on, and the other senses are brought up as well. The sense of smell, however, seems to be the strongest trigger of a memory. Smell is hard to describe, unlike the other senses. You can compare and contrast, but it is hard to pinpoint an exact name of a smell. Smell is able to bring up the earliest memories you can possibly have. Everyone’s had a sense that triggers a memory, but it’s mostly the smells that are probably the most triggered from the other five senses. Taste maybe the second fastest to correlate a memory with.   Here’s a link. I’ve had. http://www.bbc.com/future/story/20120312-why-can-smells-unlock-memories