A silver lining...
I was a little deceived by the weather forecast last week. A few light showers turned out to be a series of deluges!
Walking down from Amersham station towards the old town, I got some interesting views of Amersham in the rain:
The compensation was some amazing light:
I ended up cutting the walk short and only heading down to Chesham station:
Moral of the story - always take proper waterproofs!