Agra is in Uttar Pradesh and is one of the most crowded tourist cities because of the Taj Mahal which is the 7th Wonder in the World.
Varanasi is one of the oldest cities in the world known as the spiritual capital of India which is the reason for overcrowding in Varanasi.
Goa is called the tourist paradise of India known for its beautiful beaches and spots across the nation which is overcrowded during the festive seasons.
Ladakh has enormous beautiful landscapes which attracts the bikers across the world for its adventurous places .
Munnar is a beautiful destination in Kerala known for its lush greenery across the place and is overcrowded due its tea plantation beauty.
Manali is known for its snow filled beauty in the place and is over crowded in the winter seasons for the snowfall.
Jaipur is the pink city of Rajasthan known for its cultural heritage and the ancient forts which make it a crowded city.