NORSE DAYS OF THE WEEK - Monday
Skál!
" The Moon also was important to the Vikings since it helped them keep track of time, it had its own day, Monday. Today in Denmark the day is called ”Mandag” and in our neighboring country, Germany the day is called Montag which comes from the word mond. "
Source: (Replace [DOT] with a .)
norse-mythology[DOT]net