Crystal Myst Mountains - east of Northwarden and Three Rivers; down past Alamayn to south of Sancerre; has the tallest peaks in the Northlands; infested with giants and humanoids;
Dangaard Mountains - between Cassenddy and Abbysinia; used to be well-patrolled, but many humanoids entered them in the Dark Wars; many gems and iron in the western mountains;
Lunderhart Mountains - south of Zakhar and Ishbaar; Lunderholm is in the middle; rich with gems and ore; infested with humanoids and many fierce giants;
Needles - mountain range in the middle of Cassenland; many riches in northern and eastern ranges; very tall peaks in center perpetually clouded in, not well-explored;
Wolfsbaen Mountains - eastern border of Cassenddy; infested with humanoids who are gradually pushing back the border to the west;
Minor Mountains and Hills
Bleak Mounds - in north-central Cassenddy; end at Cam Delor;
Diatheron Mountains - between Abbysinia and Gran Lausanne, Medinine, Chalteran; location of the long-lost dwarven kingdom of Cundis Crommaroch;
Carpathian Hills - in central Marblehead;
The Dragonwall - separates Cassenddy from the Eastern Realm;
Iron Hills - south-western Cassenddy; much iron mining up to Hasthness;
Jena Hills - north of Seagate;
Meersberg Wall - mountain range separating the Dangaard Valley from the Tarallon Valley;
Quartzen Hills - along the southern border of the Swordslands, seperating it with Chalteran and Lauderhill; curving south to the Marvent coast in Lauderhill;
Stormhorn Mountains - eastern branch of the Diatheron Mountains, between Chalteran and the Frisian Coast;
Tuornen Highlands - south of Iron Hills; north of Freuhaven; much iron mining going down to Freuhaven;
Wallridges - mountain range spiriting Kammerander from the Swordslands; connects to Dangaards; many humanoids;
Windemere Range - between Alamayn and Shennendam; a spur of the Crystal Mysts; many giants reside here;