Thailand
lowest point: Gulf of Thailand 0 m
highest point: Doi Inthanon 2,576 m

Timor-Leste
lowest point: Timor Sea, Savu Sea, and Banda Sea 0 m
highest point: Foho Tatamailau 2,963 m

Togo
lowest point: Atlantic Ocean 0 m
highest point: Mont Agou 986 m

Tokelau
lowest point: Pacific Ocean 0 m
highest point: unnamed location 5 m

Tonga
lowest point: Pacific Ocean 0 m
highest point: unnamed location on Kao Island 1,033 m

Trinidad and Tobago
lowest point: Caribbean Sea 0 m
highest point: El Cerro del Aripo 940 m

Tunisia
lowest point: Shatt al Gharsah -17 m
highest point: Jebel ech Chambi 1,544 m

Turkey
lowest point: Mediterranean Sea 0 m
highest point: Mount Ararat 5,166 m

Turkmenistan
lowest point: Vpadina Akchanaya -81 m; note -
Sarygamysh Koli is a lake in northern Turkmenistan with a water
level that fluctuates above and below the elevation of Vpadina
Akchanaya (the lake has dropped as low as -110 m)
highest point: Gora Ayribaba 3,139 m

Turks and Caicos Islands
lowest point: Caribbean Sea 0 m
highest point: Blue Hills 49 m