Requirements: Climb or Fly, Sustained Breath
Go to 'The Ruined Temple of Melqhart' and talk to the old storyteller in Tyre (W N of the main path into town, at the end of the road)
ASK STORYTELLER HIRAM, he will tell you Hiram still appears to defend the lands, go south, east, east, down, north.
After 8pm the tomb of Hiram will open, go north, and SAY I AM AN ENEMY OF TYRE, the shade will appear and aggro.
Defeat him and GET RING DUST
Now you should go to Hades in the Underworld at 10am or 10pm, make sure you have sustained breath and then from 'The Docks of Ithaca' go east, east,east,east,south,west,down.
The room will eventually move to 'A Tunnel Under the Cliffs', move west, OPEN NORTH, north, now pretype N;OPEN NORTH:FLEE
Hopefully you make it past The Cockatrice, if not just N;FLEE until you do.
Then move one more north to Hades. ASK HADES HERO, wait for him to spam you about Hiram, GIVE RING HADES
You get xp
You get the whois ...gained access to the Underworld from Hades himself!