Salisbury Plain | In Plain Sight | Plain old telephone service | Plain White T's | The Plain Dealer | Nullarbor Plain | Upper Rhine Plain | Plain | Stony Plain, Alberta | Mitchell's Plain | Just Plain Bill | Jamaica Plain | coastal plain | The Purple Plain | The Plain | Swan Coastal Plain | St Martin's Plain | Plain Old XML | Plain Antvireo | Coastal Plain League | Zeta Plain | Wallachian Plain | The Plain Truth | ''Symptoms of a locked jaw. Plain sewing done here'' cartoon by David Claypoole Johnston | Songnen Plain | Sharon plain | Plain text | Liuwa Plain National Park | Great Hungarian Plain | Danubian Plain |
In the east, the land begins to transition to the foothills of the Changbai Mountains, while the west is marked by the Songliao Plain.