All About Sikhism
He is widely recognized to have undertaken four significant journeys, totaling thousands of kilometers, although the details of his itinerary are disputed. The first tour was eastward, towards Bengal and Assam; the second was southward, towards Sri Lanka; the third was northward, towards Kashmir, Ladakh, and Tibet; and the fourth was westward, towards Baghdad, Mecca, and Medina on the Arabian Peninsula.
(1500-1506 AD) Lasted about 7 years and covered the following towns and regions: Sultanpur, Tulamba (modern Makhdumpur, zila Multan), Panipat, Delhi, Banaras (Varanasi), Nanakmata (zila Nainital, U.P.), Tanda Vanjara (zila Rampur), Kamrup (Assam), Asa Desh (Assam), Saidpur (modern Eminabad, Pakistan), Pasrur (Pakistan), Sialkot (Pakistan). Guru Nanak was of the age of 31-37.
(1506-1513 AD) Lasted about 7 years and covered the following towns and regions: Dhanasri Valley, Sangladip (Ceylon). Guru Nanak was of the age of 37-44
(1514-1518 AD) Lasted about 5 years and covered the following towns and regions: Kashmir, Sumer Parbat, Nepal, Tashkand, Sikkim, Tibet. Guru Nanak was of the age of 45-49
(1519-1521 AD) Lasted about 3 years and covered the following towns and regions: Mecca and the Arab countries.
