The Schlossnagles
Theo and Lisa, both 38; Zoe, 13; Gianna, 11; Tori, 9
Trip: July 8, 2015 to March 1, 2016; 26 countries, 50,000 miles
Read more: schlossini.smugmug.com, schlossini.tresbon.voyage
Advice: Plan your itinerary around warm weather because it’s easier to pack for and more enjoyable; enforce a rule that everyone keeps a journal — it’s worth any initial nagging required; obey the family’s normal rhythms or goodwill will quickly plummet.
The Robinsons
Bob, 42; Jill, 41; Caleb, 14; Leslie, 12; Oliver, 10
Trip: May 2, 2015, to May 15, 2016; 25 countries, 14,000 miles by sea
Read more: robinsoncruisers.net
Advice: Even seasoned sailors can get seasick, but over-the-counter medicines work well; get as fit as possible before leaving; be prepared to explain why your family can’t be “normal” and stay in one place.
The Rivenbarks
Tim, 45; Julie, 41; Tyler, 13, Kara, 11
Trip: June 29, 2014, to July 29, 2015; 35 countries, 87,000 miles
Read more: earthtrekkers.com
Advice: Create a budget and stick to it; allow kids to pick countries they want to visit; plan down time to give each other space; permit social media use to allay homesickness; pack versatile clothing you can wash by hand.