Bharat-Bangladesh Maitri Udyan (Bengali: ভারত-বাংলা মুক্তি মৈত্রী পার্ক, lit. 'India-Bangladesh Friendship Park') in Chottakhola was one of the base camps of Bangladeshi Freedom Fighters from where they launched guerrilla warfare against the Pakistani army in Chittagong, Comilla and greater Noakhali.