Syria:
primarily semiarid and desert plateau; narrow coastal plain;
mountains in west

Tajikistan:
Pamir and Alay mountains dominate landscape; western
Fergana Valley in north, Kofarnihon and Vakhsh Valleys in southwest

Tanzania:
plains along coast; central plateau; highlands in north,
south

Thailand:
central plain; Khorat Plateau in the east; mountains
elsewhere

Togo:
gently rolling savanna in north; central hills; southern
plateau; low coastal plain with extensive lagoons and marshes

Tokelau:
low-lying coral atolls enclosing large lagoons

Tonga:
most islands have limestone base formed from uplifted coral
formation; others have limestone overlying volcanic base

Trinidad and Tobago:
mostly plains with some hills and low mountains

Tromelin Island:
low, flat, and sandy

Tunisia:
mountains in north; hot, dry central plain; semiarid south
merges into the Sahara