By Barbara Mattoon  Last week I discussed learning opportunities available through your local society, and Structured Learning opportunities available through academic institutions and Institutes.  This week I’ll explore Conferences and Seminars, Research Trips and Self-Guided Learning. Conferences and Seminars A myriad of conferences and seminars are available.  One of the largest is the National Genealogical Society Annual Family History Conference.  It features a different theme each year and is in a different location.  The 2019 Conference will be held 8 – 11 May in St. Charles, Missouri.  The Conference theme is “Journey of Discovery”, charting the course of American pioneers as they migrated to the Louisiana Purchase and the Northwest Territory.  It will feature 150 lectures and there will be opportunities to visit more than 80 exhibitors in the exhibit hall.  Hotel reservations opened August 15 and conference registration opened December 6.  Reservations for the c