# 252 Locked River · Fars Tang-e Boraq River رود تنگ براق

# 191 Locked Protected area · Chaharmahal and Bakhtiari Tang-e Sayad Protected Area منطقه حفاظت شده تنگ صیاد

# 54 Locked Geological formation · Hormozgan Tang-e Zagh Salt Dome گنبد نمکی تنگ زاغ

# 174 Locked Waterfall · Kohgiluyeh and Boyer-Ahmad Tang-e-Namk آبشار تنگه نمک

# 161 Locked Spring · Kohgiluyeh and Boyer-Ahmad Tang-Āb's Spring چشمه تنگاب

# 55 Locked Geological formation · Semnan Tange-Tarik

# 192 Locked Protected area · Tehran Tange-ye Vashi National Natural Heritage اثر طبیعی ملی تنگه واشی

# 103 Locked Valley or canyon · Kermanshah Tangeh-e Mersad تنگه مرصاد

# 285 Locked Peak · 2,000–2,999 m · Hamadan 2026 m Tangsaran تنگساران

# 67 Locked Island or coast · East Azerbaijan Tanjak Island جزیره تنجک

# 68 Locked Island or coast · East Azerbaijan Tanjeh Island جزیره تنجه

# 376 Locked Peak · 3,000–3,999 m · Alborz 3736 m Tanoorakan تنورکان

# 193 Locked Protected area · Tehran Tar and Havir National Natural Heritage اثر طبیعی ملی تار و هویر

# 627 Locked Peak · 3,000–3,999 m · Hamadan 3413 m Tarik Darreh تاریک دره

# 971 Locked Peak · 3,000–3,999 m · Alborz 3129 m Tarikeno تاریک نو

# 855 Locked Peak · 3,000–3,999 m · Hormozgan 3267 m Tashger تشگر

# 125 Locked Waterfall · Tehran Tehran Waterfall آبشار تهران

# 34 Locked River · Razavi Khorasan Tejen

# 780 Locked Peak · 3,000–3,999 m · Mazandaran 3280 m Telmesang تلم سنگ

# 104 Locked Valley or canyon · Kohgiluyeh and Boyer-Ahmad Tengeh Chitab تنگه چیتاب

# 253 Locked River · Sistan and Baluchestan Tigaap

# 254 Locked River · Lorestan Tireh تيره

# 505 Locked Peak · 2,000–2,999 m · Razavi Khorasan 2540 m Tirmahi Peak کوه تیرماهی

# 255 Locked River · Fars Tirmardan River رود تیرمردان

# 618 Locked Peak · 3,000–3,999 m · Mazandaran 3420 m Tizkooh تیزکوه

# 223 Locked Peak · 3,000–3,999 m · Tehran 3955 m Tochal توچال

# 26 Locked Forest · Forest park · Khuzestan Tombi Forest Park تمبی

# 69 Locked Island or coast · Mazandaran Tonekabon beach ساحل تنکابن

# 168 Locked Waterfall · Khuzestan Toof Kheymeh آبشار طوف خیمه

# 201 Locked Lake · Dam or reservoir · Khuzestan ToofMari Reservoir Dam سد طوفماری

# 546 Locked Lake · Dam or reservoir · Razavi Khorasan Toroq Dam Lake دریاچه سد طرق

# 256 Locked River · Razavi Khorasan Toroq river طرق

# 194 Locked Protected area · Semnan Touran National Park پارک ملی توران

# 162 Locked Spring · Yazd Turan Posht Springs چشمه‌های جوشان توران پشت

# 316 Locked Peak · 1,000–1,999 m · East Azerbaijan 1942 m Turshki تورشکوه

# 70 Locked Island or coast · West Azerbaijan Tus Island جزیره توس

# 1098 Locked Peak · 3,000–3,999 m · Golestan 3030 m Tálle-Anbãr تل انبار

# 222 Locked Lake · Lake · East Azerbaijan Uchgullar اوچ گولر

# 195 Locked Protected area · East Azerbaijan Urumieh Lake National Park پارک ملی دریاچه ارومیه

# 656 Locked Peak · 3,000–3,999 m · Mazandaran 3380 m Val Chareh ول چره

# 156 Locked Lake · Lake · Mazandaran Valasht دریاچه ولشت

# 147 Locked Waterfall · Mazandaran Valeila (lulak) Waterfall آبشار ولیلا

# 97 Locked Waterfall · Mazandaran Valeyla Waterfall آبشار ولیلا

# 163 Locked Spring · Zanjan Vananaq Volcanic warm water چشمه آبگرم وننق

# 333 Locked Peak · 3,000–3,999 m · Alborz 3799 m Vantar ونتار

# 257 Locked River · Alborz Varangeh Rud وارنگه رود

# 206 Locked Peak · 3,000–3,999 m · Mazandaran 3994 m Vararu ورارو

# 123 Locked Waterfall · Qazvin Varchor Waterfall آبشار ورچر

# 43 Locked Forest · Forest park · Tehran Vardavard Forest Park وردآورد

# 258 Locked River · Tehran Vardij رودخانه وردیج

# 184 Locked Peak · 4,000–4,999 m · Mazandaran 4017 m Varevasht وروشت

# 07 Locked Forest · Forest park · Mazandaran Vargavij Forest Park ورگاویج

# 59 Locked Peak · 2,000–2,999 m · Tehran 2955 m Varjin ورجین

# 196 Locked Protected area · Tehran Varjin Protected Area منطقه حفاظت شده ورجین

# 332 Locked Peak · 3,000–3,999 m · Alborz 3800 m Varkash ورکش

# 105 Locked Valley or canyon · Hamadan Varmasu دره وارمسو

# 205 Locked Peak · 3,000–3,999 m · Tehran 3994 m Varza ورزا

# 220 Locked Peak · 3,000–3,999 m · Tehran 3961 m Varzab ورزاب

# 259 Locked River · Mazandaran Varzane ورزنه

# 197 Locked Protected area · Mazandaran Vaz Protected Area منطقه حفاظت شده واز