April 27, 2015 - April 30, 2015

Havana, Pyongyang, Hanoi, Beijing, and Vientiane. 

April 20, 2015 - April 23, 2015

Grippe, Bubonge, Illnhausen, Coughlin, and Fluhe.

April 13, 2015 - April 15, 2015

Jefferson City, Paris, Monticello, and Williamsburg. 

April 6, 2015 - April 9, 2015

Hartford, Louisville, Philadelphia, St. Louis, Boston, Chicago, and Cincinnati.