D&D Notable Location - Shadowfell

A location that is known locally or further afield, as a landmark, place of history, magical danger or otherwise noteworthy.
The Shadowfell is a pale reflection of the world, a place of shifting shadows, twisted crystal trees, crumbling ruins and foul rivers. Meet cursed spirits, doomed cultists, hordes of undead and servants of the Raven Queen.

terrain:

The Vault of Forlorn Peril is an ice mountain. It is the birthplace of a vain guildmaster. It is touched by a plane of air.
Glen of Bridge is an unusual glade. It is in a field. It has a music festival that happens every few years. is said in tales that the Keep of the Poisonous Hag is nearby..
Ruins of Lordscradle is a chasm. It is visited ghosts and spirits. is part of an ongoing struggle between local rulers.
A gloomy Fissure. It is at a crossroads. It has an entrance to the Forlorn Isle of Fury. It is touched by the Shadowfell. is where famous lovers fled.
Crown Coppice is a canyon. is the subject of a prophecy.
A dwarven ruins. It is in a meadow. It has a portal to the Pass of Merwith.
An exposed field of crystal. It is associated with a holy high priest. is the birthplace of an ugly guildmaster.
Ronobe's Dell is a canyon. It is often home to spiders. is where a god was imprisoned.
A bridge spans a chasm and bears wards against magic. It has a tower with panoramic views. Several worn paths lead up to the area.
A stream of sludge falls onto a slowly turning wheel. It is linked to a series of groaning pipes and mechanisms set into the cliff.