Kolkata’s iconic Howrah Bridge turned 75 on 5th February which connects the twin cities of Howrah and Kolkata.. It is one of the busiest bridges of the country which played a significant role in history, art and literature of the city of joy. It is known for its unique architecture. Do you know that the bridge is built without any nuts or bolt. It hangs above the Hooghly River without any pillars. There are so many other interesting facts related to the historic bridge which you can explore in this video. Watch the video to know more about the Howrah Bridge.