word | | Terrain |
| mountains | Algeria | mostly high plateau and desert; some mountains; narrow, discontinuous coastal plain |
| mountains | Andorra | rugged mountains dissected by narrow valleys |
| mountains | Armenia | Armenian Highland with mountains; little forest land; fast flowing rivers; good soil in Aras River valley |
| mountains | Austria | in the west and south mostly mountains (Alps); along the eastern and northern margins mostly flat or gently sloping |
| Mountains | Azerbaijan | ... flat Kur-Araz Ovaligi (Kura-Araks Lowland) (much of it below sea level) with Great Caucasus Mountains to the north, Qarabag Yaylasi (Karabakh Upland) in west; Baku lies on Abseron Yasaqligi (Apsheron ... |
| mountains | Belgium | flat coastal plains in northwest, central rolling hills, rugged mountains of Ardennes Forest in southeast |
| mountains | Belize | flat, swampy coastal plain; low mountains in south |
| mountains | Benin | mostly flat to undulating plain; some hills and low mountains |
| Mountains | Bolivia | rugged Andes Mountains with a highland plateau (Altiplano), hills, lowland plains of the Amazon Basin |
| mountains | Bosnia and Herzegovina | mountains and valleys |
| mountains | Brazil | mostly flat to rolling lowlands in north; some plains, hills, mountains, and narrow coastal belt |
| mountains | Brunei | flat coastal plain rises to mountains in east; hilly lowland in west |
| mountains | Bulgaria | mostly mountains with lowlands in north and southeast |
| mountains | Cambodia | mostly low, flat plains; mountains in southwest and north |
| mountains | Cameroon | diverse, with coastal plain in southwest, dissected plateau in center, mountains in west, plains in north |