These areas were added to the game in 2020. Been none since.
the tunnel.
Burrwitch Cathedral - Bridge in East Marsh now repaired.
Arkovian Ruin/Broken Hills - north from the Broken Hills riftgate through the ruined tower.
Arkovian Coliseum - Twin Falls riftgate, then head to the area where the roadside scammers are and continue northwest from there.
Arkovian Docks - By Tyrant’s Hold - 3 entrances. A couple just before you head into the Hold, the other just after you enter it.
Sunspire - entrance through the door
Steelcap District - a little way past the lighthouse entrance where it splits into two paths side by side. Where you find some of the Resistance fighting monsters; it’s on the righthand side.
Old Grove