Lothal , Indus cities has houses with doors on the main street. Lothal one of the most prominent cities of the ancient Indus Valley Civilization, located in the Bhal region of the modern state of Gujarat , in the western part of India.It has been speculated that Lothal engineers studied tidal movements and their effects on brick - built structures , since the walls were constructed of kiln - burnt bricks.

Harappan Houses and the Main StreetThe Harappan civilization, also known as the Indus Valley civilization, was a Bronze Age civilization that existed in the northwestern regions of South Asia from 3300 BCE to 1300 BCE. The civilization was known for its advanced urban planning, including the construction of grid-like street patterns and well-planned houses.One of the notable features of Harappan houses was their opening on the main street. This allowed for easy access and communication with the community. However, not all Harappan cities had this feature. Cities of the Harappan CivilizationThere were several cities in the Harappan civilization, each with its unique features. These cities were spread across the northwestern regions of South Asia, covering what is now modern-day India, Pakistan, and Afghanistan. The four major cities of the Harappan civilization were:1. Harappa: This city is located in modern-day Punjab, Pakistan. It was one of the earliest discovered cities of the Harappan civilization and is known for its well-planned streets and buildings.2. Mohenjo-daro: This city is located in modern-day Sindh, Pakistan. It is known for its advanced urban planning, including the use of a grid-like street pattern and a sophisticated drainage system.3. Kalibangan: This city is located in modern-day Rajasthan, India. It is known for its fortified walls and the discovery of a ploughed field, indicating the use of agriculture.4. Lothal: This city is located in modern-day Gujarat, India. It is known for its well-planned dockyard and the discovery of a tidal dock, indicating the use of maritime trade.Answer to the QuestionTo answer the question, the Harappan houses that opened on the main street were found in Mohenjo-daro. This city is known for its advanced urban planning and the use of a grid-like street pattern. The houses in Mohenjo-daro were built with a standard size and shape, and they opened onto the main street, allowing for easy access and communication with the community.

Lothal was one of the Indus cities that has houses with doors on the main streets.