While India has a vast network of rivers and coastline, waterways are not a major mode of transportation due to various factors such as lack of infrastructure, shallow rivers, and seasonal variations in water levels.

The Golden Quadrilateral is a network of highways connecting Delhi, Mumbai, Chennai, and Kolkata, forming a quadrilateral shape.

Mumbai is known as the 'Gateway of India' due to its strategic location and the presence of a major seaport, which has historically served as an important entry point for trade and commerce.

The Konkan Railway runs along the western coast of India, connecting the states of Maharashtra and Goa.

While Visakhapatnam is a major city in India, it is not a major seaport. The major seaports in India are Mumbai, Chennai, and Kolkata.

The North-South Corridor is a proposed transportation corridor connecting North India and South India, aiming to improve connectivity and facilitate trade between the two regions.

Kolkata is known as the 'City of Joy' due to its vibrant culture, rich history, and friendly people.

The Mumbai-Pune Expressway is a major highway connecting the cities of Mumbai and Pune in Maharashtra.

Bangalore is known as the 'Silicon Valley of India' due to its thriving technology industry and the presence of numerous IT companies and startups.

The Chennai-Kolkata Industrial Corridor is a proposed economic corridor connecting the cities of Chennai and Kolkata, aiming to boost industrial development and economic growth in the region.

While Godavari is a major river in India, it is not one of the three major rivers: Ganges, Yamuna, and Brahmaputra.

The Delhi Metro is a rapid transit system serving the city of Delhi and its surrounding areas.

Jaipur is known as the 'Pink City' due to the predominant use of pink-colored sandstone in its buildings.

The Mumbai Suburban Railway is one of the largest suburban railway networks in the world, serving the city of Mumbai and its surrounding areas.

Hyderabad is known as the 'City of Nizams' due to its historical association with the Nizam of Hyderabad, who ruled the region for over two centuries.