Go from Howrah Kalka mail from Kolkata to Chandigarh and take a bus or cab from Chandigarh to Manali it takes around 7 to 9 hours from Chandigarh to Manali.
To reach Shimla from Kolkata, you can take a flight from Kolkata to Chandigarh or Delhi, and then proceed to Shimla by road. Alternatively, you can take a train from Kolkata to Chandigarh or Delhi, and then continue the journey by road. It is also possible to travel by bus from Kolkata to Shimla, but it is a long journey.
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