The Beginning of the End

Overview
Summary
 * 1) Help the Dwarves locate and flee through the Asura Gate.

Obtained from
 * Get near Ogden / Vekk in Beneath Lion's Arch, Tunnels Below Cantha, or Caverns Below Kamadan

Requirements (only for first time, to reveal entrances)
 * What Lies Beneath, I Feel the Earth Move Under Cantha's Feet, or Hole of Istan

Reward
 * Unlock Hero Ogden Stonehealer
 * Unlock Hero Vekk

Dialogue (in Quest Log)
 * "The Destroyers are near. We have no choice but to quickly flee to the Asura Gate."

Followup
 * Against the Destroyers

Walkthrough
Follow the waypoints that appear on the compass, or one of the NPCs. You will not be able to fight your way to victory, the only way to complete this area is to run through the Asura Gate.