A valley is a depression between hills or mountains. It is usually longer than wide. According to the geographical character of the area, a valley can be classified into two distinct categories: U-Shaped and V-Shaped. U-shaped valleys are generally formed by glaciers whereas V-shaped valleys are formed by rivers.
 
Notable Valleys in India
| Name of the Valley | Region | 
|---|
| Araku Valley | Andhra Pradesh | 
| Bandla Valley | Himachal Pradesh | 
| Bangus Valley | Jammu and Kashmir | 
| Betaab Valley | Jammu and Kashmir | 
| Baspa Valley | Himachal Pradesh | 
| Bhagirathi Valley | Uttarakhand | 
| Bhakra Nangal Valley | Himachal Pradesh | 
| Bhatsa River Valley | Maharashtra | 
| Bhilganga Valley | Garhwal, Uttarakhand | 
| Camel Valley | Maharashtra | 
| Chamba Valley | Himachal Pradesh | 
| Chambal Valley | Madhya Pradesh | 
| Chumbi Valley | Sikkim (Shared with Tibet, China, and Bhutan) | 
| Dami Valley | Himachal Pradesh | 
| Damodar Valley | West Bengal | 
| Darma Valley | Uttarakhand | 
| Doon Valley | Uttarakhand | 
| Dah Hanu Valley | Jammu and Kashmir | 
| Dzukou Valley | Nagaland | 
| Upper Dibang Valley | Arunachal Pradesh | 
| Lower Dibang Valley | Arunachal Pradesh | 
| Dihing Valley | Arunachal Pradesh | 
| Guraias Valley | Jammu and Kashmir | 
| Godavari Valley | Maharashtra, Telangana, and Andhra Pradesh | 
| Gwass-Bagi | Himachal Pradesh | 
| Habban Valley | Himachal Pradesh | 
| Har Ki Doon Valley | Uttarakhand | 
| Hangrang Valley | Himachal Pradesh | 
| Imphal Valley | Manipur | 
| Indus Valley | Jammu and Kashmir | 
| Jadung Valley | Uttarakhand | 
| Jaswan Dun (or Swan) Valley | Himachal Pradesh | 
| Jhelum Valley | Jammu and Kashmir | 
| Joginder Nagar Valley | Himachal Pradesh | 
| Johar Valley | Uttarakhand | 
| Kambam Valley | Tamil Nadu | 
| Kangra Valley | Himachal Pradesh | 
| Kashmir Valley | Jammu and Kashmir | 
| Kaveri Valley | Karnataka and Tamil Nadu | 
| Karsog Valley | Himachal Pradesh | 
| Ketti Valley | Tamil Nadu | 
| Kharahal Valley | Himachal Pradesh | 
| Khilanmarg | Jammu and Kashmir | 
| Krishna Valley | Maharashtra, Karnataka, Telangana, and Andhra Pradesh | 
| Kunihar Valley | Himachal Pradesh | 
| Kullu Valley | Himachal Pradesh | 
| Kuthi Valley | Uttarakhand | 
| Kabaw Valley | Manipur (Shared with Myanmar) | 
| Lahaul Valley | Himachal Pradesh | 
| Leepa Valley | Jammu and Kashmir | 
| Lug Valley | Himachal Pradesh | 
| Lidder Valley | Jammu and Kashmir | 
| Lolab Valley | Jammu and Kashmir | 
| Mahanadi Valley | Chhatisgarh and Odisha | 
| Mana Valley | Uttarakhand | 
| Mandakini Valley | Uttarakhand | 
| Markha Valley | Ladakh (Jammu and Kashmir) | 
| Mushkoh Valley | Ladakh (Jammu and Kashmir) | 
| Naga Valley | Uttarakhand | 
| Nandyal Valley | Andhra Pradesh | 
| Narmada Valley | Madhya Pradesh | 
| Nelang Valley | Uttarakhand | 
| Neelam Valley | Jammu and Kashmir | 
| Niti Valley | Uttarakhand | 
| Neora Valley | West Bengal | 
| Nubra Valley | Ladakh (Jammu and Kashmir) | 
| Patratu Valley | Jharkhand | 
| Pin Valley | Himachal Pradesh | 
| Pangi Valley | Himachal Pradesh | 
| Pindar Valley | Uttarakhand | 
| Parvati Valley | Himachal Pradesh | 
| Sandhan Valley | Maharashtra | 
| Sangla Valley | Himachal Pradesh | 
| Saur Valley | Himachal Pradesh | 
| Sharavathi Valley | Karnataka | 
| Shimla Valley | Himachal Pradesh | 
| Silent Valley | Kerala | 
| Sind Valley | Jammu and Kashmir | 
| Siraj Valley | Himachal Pradesh | 
| Soon Valley | Jammu and Kashmir (Shared with Punjab, Pakistan) | 
| Solang Valley | Himachal Pradesh | 
| Shiladesh | Himachal Pradesh | 
| Spiti Valley | Himachal Pradesh (India) and Tibet (China) | 
| Suru Valley | Ladakh (Jammu and Kashmir) | 
| Satluj Valley | Himachal Pradesh | 
| Seemab Valley | Jammu and Kashmir | 
| Tlawang Valley | Mizoram | 
| Tirthan Valley | Himachal Pradesh | 
| Tirung Valley | Himachal Pradesh | 
| Tosa Maidan | Jammu and Kashmir | 
| Tons Valley | Uttarakhand | 
| Valley of Flowers | Uttarakhand | 
| Visalakhi Nagar | Andhra Pradesh | 
| Yumthang Valley | Sikkim | 
| Zanskar Valley | Ladakh (Jammu and Kashmir) | 
| Ziro Valley | Arunachal Pradesh | 
| Zoji La Valley | Jammu and Kashmir |