TIL you can travel to Lion's Arch for free

In Lion's Arch, NW of (Western Ward Waypoint): The Undermarket there is a Karma NPC named Scornheart. He sells a "Hall of Monuments Portal Stone" for 0 monies. This is a usuable item that teles you to the ruins of the hall of monuments which shares an asura gate with lion's arch; result is free travel to Lion's Arch