Turkey:
mostly mountains; narrow coastal plain; high central plateau
(Anatolia)

Turkmenistan:
flat-to-rolling sandy desert with dunes rising to
mountains in the south; low mountains along border with Iran;
borders Caspian Sea in west

Turks and Caicos Islands: low, flat limestone; extensive marshes and mangrove swamps

Tuvalu:
very low-lying and narrow coral atolls

Uganda:
mostly plateau with rim of mountains

Ukraine:
most of Ukraine consists of fertile plains (steppes) and
plateaus, mountains being found only in the west (the Carpathians),
and in the Crimean Peninsula in the extreme south

United Arab Emirates:
flat, barren coastal plain merging into
rolling sand dunes of vast desert wasteland; mountains in east

United Kingdom:
mostly rugged hills and low mountains; level to
rolling plains in east and southeast

United States:
vast central plain, mountains in west, hills and low
mountains in east; rugged mountains and broad river valleys in
Alaska; rugged, volcanic topography in Hawaii

Uruguay:
mostly rolling plains and low hills; fertile coastal lowland