The more you travel, the more you come to know ______ people and places.
Explanation
"About" is the correct preposition to indicate learning or gaining knowledge.The correct sentence is: The more you travel, the more you come to know about people and places.آپ جتنا زیادہ سفر کریں گے، اتنا ہی آپ لوگوں اور مقامات کے بارے میں جانیں گے۔