Holiday Special Express

The '"Holiday Special Express"' are the trains which runs between major metropolitan cities in India for a short period of time.
Etymology
The name Holiday Special refers to special service during particular duration or festive holidays hence the name - Holiday Special.
Common services
There are more than 100 holiday special trains till date running at different zones. The most common are :
Andhra Pradesh / Telangana
* Hyderabad - Mumbai
* Vizag - Tirupati
Assam / North East
* Guwahati - Dadar (Mumbai)
Bihar / Jharkhand
* Patna - Mumbai
* Patna - Dadar (Mumbai)
* Darbhanga - Bengaluru
Delhi
* New Delhi - Agra
* New Delhi - Lucknow
Goa
* Madgaon - Mumbai
* Madgaon - Indore
Gujarat
* Amdavad - Mumbai AC
Haryana
Jammu & Kashmir
Karnataka
Kerala
Madhya Pradesh / Chhattisgarh
* Bilaspur - Tirunelvelli
* Korba - Bengaluru
Maharashtra / Vidarbh
* Mumbai - Gorakhpur (6 Special Trains direct)
Orissa
Rajasthan / Thar
Tamil Nadu
Uttar Pradesh
Uttar Pradesh East
Uttar Pradesh West
Uttrakhand
West Bengal
Other cities or territory
Trivia