Read Instructions Watch Migration via interactive maps Explore Data View Resources and Educational Materials News Updates Subscribe The Winter Solstice Is HereDecember 21, 2018 Winter Solstice is HereDecember 21, 2018 Solstice Minus 1 MonthNovember 20, 2018 Equinox Plus 1 MonthOctober 19, 2018 Starting on the EquinoxSeptember 23, 2018 Solstice Minus One MonthMay 20, 2018 Pagination First page « First Previous page ‹ Previous … Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Current page 8 Page 9 Page 10 Next page Next › Last page Last » More
