- Some rivers of India are not able to reach the sea and constitute inland drainage.
- Large parts of the Rajasthan desert and parts of Aksai Chin in Ladakh have inland drainage.
- The Ghaggar is the most important river of inland drainage.
- It is a seasonal stream which rises on the lower slopes of the Himalayas and forms boundary between Haryana and Punjab.
- It gets lost in the dry sands of Rajasthan near Hanumangarh after traversing a distance of 465 km.
- Earlier, this river was an affluent of the Indus, the dry bed of the old channel is still traceable.
- Its main tributaries are the Tangri, the Markanda, the Saraswati and the Chaitanya.