National Highway 32 (NH 32) is a significant roadway that connects the bustling city of Chennai to the coastal town of Thoothukudi in Tamil Nadu, India. Spanning approximately 680 kilometers, this highway serves as a vital arterial route facilitating the movement of goods and passengers across the region. The highway begins at Chennai, the capital city, known for its rich cultural heritage and economic activities, and traverses through various towns and cities, including Cuddalore, Kanyakumari, and Tirunelveli, before reaching Thoothukudi. This route not only enhances connectivity but also supports local economies by enabling better access to markets and resources.

NH 32 is known for its scenic landscapes, with stretches passing through agricultural fields and coastal areas, offering travelers a blend of natural beauty and urban infrastructure. Improvements and expansions of NH 32 are crucial for enhancing transport efficiency and supporting the state's growth initiatives, making it an essential lifeline for Tamil Nadu.

• Chennai to Villupuram Begin your journey in Chennai and merge onto NH32, initially heading southwest. The highway leads you through suburban areas, gradually transitioning into more rural landscapes. Key towns and cities along this segment include Chengalpattu and Tindivanam. Expect a mix of divided and undivided sections of the highway, so maintain awareness of traffic conditions. Continue onwards towards Villupuram, a major junction city where you can take rest and refuel.
• Villupuram to Tiruchirappalli From Villupuram, proceed southwest along NH32, which is also known as National Highway 45. The road traverses agricultural lands and smaller towns like Ulundurpettai and Veppur. The road typically offers a good driving experience, but be mindful of local traffic and potential road works. As you approach Tiruchirappalli, also called Trichy, the landscape becomes more urbanized and the traffic increases.
• Tiruchirappalli to Madurai Upon reaching Tiruchirappalli, continue southwest along the highway, bypassing the city center if desired to maintain a steady pace. The road stretches through the heart of Tamil Nadu, passing through towns like Melur and Dindigul. Ensure to maintain a consistent speed and be careful of intersections with local roads. The journey will eventually lead you to Madurai, a significant cultural and historical city.
• Madurai to Thoothukudi Depart from Madurai, resuming the journey towards Thoothukudi (Tuticorin). The final leg of the route continues in a southeastern direction. The landscape may become drier and the population density decreases as you approach the coast. Travel through smaller villages and towns along the way. The highway culminates in Thoothukudi, a port city on the Gulf of Mannar, marking the end of your NH32 journey.

National Highway 32 stretches from Chennai to Thoothukudi and offers a variety of attractions. Starting from Chennai, the first notable stop is Kanchipuram, known for its ancient temples and silk sarees. Visit the Ekambareswarar Temple and the Kailasanathar Temple, showcasing stunning Dravidian architecture. Continuing along the route, the town of Tiruchirappalli (Trichy) beckons with attractions like the Rock Fort Temple and Sri Ranganathaswamy Temple, both steeped in history and spirituality. Next, you can explore the tranquil district of Karur, famous for handloom textiles, where the Karur Erode Temple is worth a visit. As you head south, the historical city of Madurai, known for the Meenakshi Amman Temple, offers a cultural immersion into Tamil heritage. Finally, arriving in Thoothukudi, known as Tuticorin, enjoy its beautiful beaches like Silver Beach and the vibrant fishing harbor. The town is also known for its pearl and salt industries, completing your journey.