Tibor Sekelj was born on 14 February 1912 in Novi Sad, Kingdom of Hungary (present-day Serbia). He was a linguist, traveller, explorer, and author. He is best known for his travel books and dictionaries of indigenous languages of the Americas, Africa, and Asia.
Trekking Through Tibor Sekelj's Trail: A Quiz on the Life and Adventures of the Hungarian Author and Explorer