ng the Mariana Trench, which is the world's deepest

Pakistan:
flat Indus plain in east; mountains in north and
northwest; Balochistan plateau in west

Palau:
varying geologically from the high, mountainous main island
of Babelthuap to low, coral islands usually fringed by large barrier
reefs

Palmyra Atoll:
very low

Panama:
interior mostly steep, rugged mountains and dissected,
upland plains; coastal areas largely plains and rolling hills

Papua New Guinea:
mostly mountains with coastal lowlands and rolling
foothills

Paracel Islands:
mostly low and flat

Paraguay:
grassy plains and wooded hills east of Rio Paraguay; Gran
Chaco region west of Rio Paraguay mostly low, marshy plain near the
river, and dry forest and thorny scrub elsewhere

Peru:
western coastal plain (costa), high and rugged Andes in center
(sierra), eastern lowland jungle of Amazon Basin (selva)

Philippines:
mostly mountains with narrow to extensive coastal
lowlands

Pitcairn Islands:
rugged volcanic formation; rocky coastline with
cliffs

Poland:
mostly flat plain; mountains along southern border

Portugal:
mountainous north of the Tagus River, rolling plains in
south

Puerto Rico:
mostly mountains, with coastal plain belt in north;
mountains precipitous to sea on west coast; sandy beaches along most
coastal areas

Qatar:
mostly flat and barren desert covered with loose sand and
gravel

Reunion:
mostly rugged and mountainous; fertile lowlands along coast

Romania:
central Transylvanian Basin is separated from the Plain of
Moldavia on the east by the Carpathian Mountains and separated from
the Walachian Plain on the south by the Transylvanian Alps

Russia:
broad plain with low hills west of Urals; vast coniferous
forest and tundra in Siberia; uplands and mountains along southern
border regions

Rwanda:
mostly grassy uplands and hills; relief is mountainous with
altitude declining from west to east

Saint Helena:
Saint Helena - rugged, volcanic; small scattered
plateaus and plains

note: the other islands of the group have a volcanic origin

Saint Kitts and Nevis:
volcanic with mountainous interiors

Saint Lucia:
volcanic and mountainous with some broad, fertile
valleys

Saint Pierre and Miquelon:
mostly barren rock

Saint Vincent and the Grenadines:
volcanic, mountainous

Samoa:
narrow coastal plain wit