A pack which uses the Lord of The Rings mod as its core and ties in dungeons, magic and adventure themed mods. See the mod list page for a complete list of what is included.
Type in the modpack name (LoTRCircles) or paste the following url into the search box.
Finally, click Install at the bottom right of the launcher after you select LoTRCircles from the list on the left. The launcher will handle everything else!