My interests have gotten rather more catholic over the past few years than less, I fear.
One area that has really gotten my attention is that of ancient firearms. I've always been a fancier of Mons Meg (but then, who isn't?) but I have become more interested in smaller objects.
European hand firearms are amply represented in museums as you can see here:

These from Leeds.
Now, I have come across a number of examples that look like this:
European? Asian?
I have to tell you that there are any number of objects just like those in the second picture in European museums.
Interesting area, no?