A: You can travel to Delhi, Mussoorie, Badrinath, Auli, Haridwar, Govind Ghat, Uttarkashi, Rishikesh, Chakrata, Joshimath, Chandigarh, Nainital, Gangotri, Srinagar, Kanatal, Roorkee, Manali, Shimla, Paonta Sahib, Moradabad, by cab from Dehradun.
A: For Valley Of Flowers people book taxi from Kathgodam, Haridwar, Haldwani, etc.