http://webpages.charter.net/astroweaver/letterboxing/middle.html

These include three in Galadrial's Glade and one in Fellowship of the
Ring.

The clues are difficult but the retrieval of stamps is easy. There is
a help for Cirth Erebor (runes) in case you need it for the
Galadrial's glade stamps. For the Morse code, you are on your own.

Ash Raven and I hope they are at least a little challenging and fun.
More to come in the series. Watch this site.

My uncle went to the Misty Mountain, and all I got was this damned
ring!
Sir Balthazar of 100**100D (Googled)