Maratha Ditch
| Maratha Ditch | |
|---|---|
| Kolkata, West Bengal, India | |
| The Maratha Ditch is on the boundary of Calcutta city, circling Omichund's and Gobindram Mitter's mansions | |
| Site information | |
| Type | Entrenchment | 
| Controlled by | British East India Company (1757–1858) | 
| Site history | |
| Built | 1793 | 
| Battles/wars | Maratha invasions of Bengal | 
The Maratha Ditch was a three-mile-long deep entrenchment constructed by the English East India Company around Fort William in Calcutta. It was built to protect the surrounding villages and forts from the Maratha Bargi raiders. The ditch marked the outer limits of Calcutta city in the nineteenth century.