Conversation so far:
What was Bhaktisiddhanta Sarasvati's religious practices?
Bhaktisiddhanta Sarasvati committed himself to the lifelong practice of meditation on the Hare Krishna mantra taught to him first by his father and then by his guru
How did Bhaktisiddhanta Sarasvati live a spiritual life?
The aural meditation on Krishna's names done either individually (japa) or collectively (kirtana) became a pivotal theme in Bhaktisiddhanta Sarasvati's teachings and personal practice

Question: What holy places did he visit?
Self-contained rewrite: What holy places did Bhaktisiddhanta Sarasvati visit?