Basalt, sulphur vents and pools of lava round the Maw: magma golems and brimstone bugs.
Getting there: The road south from Emberwatch ends at the Maw (1096,1832). (471 squares south-west of the temple)
Fire devillvl 38 · many
Magma golemlvl 55 · many
Brimstone buglvl 60 · manyOpen it in the wiki All hunting grounds
The Ashwoodlevels 31–51 · Demon skeleton, Fire devil, Bonebeast, Dragon lord hatchling and more
The Smoking Peakslevels 53–92 · Dragon lord hatchling, Dragon, Dragon lord
The Smoke Tunnelslevels 38–126 · Fire devil, Brimstone bug, Hero, Warlock
The Fallen Keeplevels 69–80 · Fire devil, Hero, Black knight
The ash plainlevels 38–92 · Fire devil, Brimstone bug, Hero, Black knight and more
The Cinder Vaultslevels 60–173 · Banshee, Lich, Hellhound, Warlock and more