1. Yngvar Nielsen was a Norwegian historian, politician, geographer and pioneer of tourism in Norway.

1. Yngvar Nielsen was a Norwegian historian, politician, geographer and pioneer of tourism in Norway.
Yngvar Nielsen was the son of Norwegian Telegraph Director, Carsten Tank Nielsen and Alvilde Olsen.
Yngvar Nielsen studied philology and took a linguistic-historical degree in 1865.
Yngvar Nielsen was appointed manager of the University's Ethnographic Museum in 1877, and the following year he became research fellow in history and geography.
Yngvar Nielsen was an important advisor in Norway to King Oscar II of Sweden and Norway.
Yngvar Nielsen had close connections to the royal family, and was the tutor of the Swedish princes Oscar and Eugen during their stay at the University of Christiania in the 1880s.
Yngvar Nielsen was chairman of the Norwegian Historical Association, and edited the journal Historisk Tidsskrift from 1903 to 1912.
In 1879 he released the travel guide Reisehaandbog over Norge, popularly called Yngvar Nielsen, which appeared in 12 editions until 1915 and came to play an important role in the spread of tourism.
Yngvar Nielsen was a member of the Norwegian Academy of Science and Letters from 1875 and the Royal Norwegian Society of Sciences and Letters from 1897.
Yngvar Nielsen received Reward Medal from King Oscar II in 1882, was appointed Knight of the Order of St Olav in 1894 and received the Commander Cross 1911.
Yngvar Nielsen was appointed Knight of the Nordstjarneorden and appointed to several other foreign orders.