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 with volcanic, rocky, rugged mountains in
interior

San Marino
rugged mountains

Sao Tome and Principe
volcanic, mountainous

Saudi Arabia
mostly uninhabited, sandy desert

Senegal
generally low, rolling, plains rising to foothills in
southeast

Serbia and Montenegro
extremely varied; to the north, rich fertile
plains; to the east, limestone ranges and basins; to the southeast,
ancient mountains and hills; to the southwest, extremely high
shoreline with no islands off the coast

Seychelles
Mahe Group is granitic, narrow coastal strip, rocky,
hilly; others are coral, flat, elevated reefs