New Delhi/Mumbai/Shimla, Oct 25 (ANI): Historic monuments and buildings across India turned blue to commemorate the 70th anniversary of United Nations. Iconic monuments, buildings, statues, bridges, and other landmarks across the world lit up in blue to help unite global citizens and promote the message of peace, development and human rights. The heritage buildings in India like Sabarmati Ashram in Gujarat, railway station in Darjeeling city and others which are inscribed on UNESCO's World Heritage List were all lit in UN blue, the colour of the organisation. In New Delhi, the historic Red Fort bathed in blue to celebrate United Nations Day. Tourists visiting the Red Fort were mesmerized seeing the red stone monument illuminated in blue. The blue wave also reached the heritage railway station in hill town of Shimla. Passengers at the station were left awestruck when they saw the station turned blue. In Mumbai, Chhatrapati Shivaji Terminus, a UNESCO World Heritage Site and an historic railway station, also stood grand in UN blue to celebrate the occasion.