Lothal is an ancient city and a major archaeological site of the Indus Valley Civilization (also known as the Harappan Civilization), located in the Bhal region of Gujarat, India, near the Gulf of Khambhat. The name itself means "Mound of the Dead" in Gujarati. It is a concept of an ancient port-town, established around 2400 BCE.
The site was discovered in 1954 by the Archaeological Survey of India (ASI) under the leadership of archaeologist S. R. Rao, with excavations carried out between 1955 and 1960. The problem it solved was providing a strategic hub for maritime trade, connecting the Harappan cities in Sindh with the Saurashtra peninsula.
Lothal is most famous for its sophisticated urban planning and its massive, rectangular dockyard, which is considered the world's earliest known artificial dock. This dockyard, approximately 218 meters long and 37 meters wide, was ingeniously designed to manage the high tidal amplitude of the Gulf of Khambhat, allowing ships to move in and out during high tides and retaining water via a lock system. This mechanism facilitated extensive trade with distant regions like Mesopotamia, Oman, and Persia, evidenced by the discovery of seals, weights, and beads. The city also featured a well-planned grid layout, advanced drainage systems, and a raised warehouse.
Lothal connects directly to the broader study of the Indus Valley Civilization, alongside other major sites like Mohenjo-daro and Harappa, showcasing the Harappans' advanced knowledge of nautical engineering and urban design.
Recently, the site has been the focus of a major development project: the National Maritime Heritage Complex (NMHC). Cleared by the Union Cabinet in 2024, this project, helmed by the Ministry of Ports, Shipping and Waterways under the Sagarmala Programme, is transforming the area into a global hub for maritime heritage. The NMHC includes a large museum, a recreated Lothal town, and a display of maritime artifacts, aiming to showcase India's seafaring legacy from ancient times to the modern era. New excavations began in 2025 to support the creation of this experiential museum.