Sir Arthur is now old and sets out on one final quest into the underground world of Samarnath in search of eternal youth. (lifewire.com)
Instructively, this would be his final quest for whatever he was searching for outside of his matrimony. (ghanapoliticsonline.com)
Guilds: in Skyrim - 1 - hour crappy dull quests, in Oblivion - those quests are large and interesting (i love the final quest of the Thieves Guild). (metacritic.com)