The Kallang River is the longest river in Singapore, stretching approximately 10 kilometers. It flows from the central region of the island to the eastern coast, where it empties into the Kallang Basin. The river is an important waterway for the city, providing drainage and supporting local ecosystems. Historically, the Kallang River was a vital trade route and played a significant role in the development of the surrounding areas. Today, it is surrounded by parks and recreational spaces, making it a popular spot for activities like jogging, cycling, and kayaking, contributing to the community's outdoor lifestyle.