1. Costa Rica/Nicaragua
  2. Pakistan/Afghanistan
  3. Colombia/Panama
  4. Turkey/Bulgaria

Answer:
1. Costa Rica/Nicaragua

Want to read more about Central America?
Central AmericaCentral America

Travelers’ Tales Central America is a first-of-its kind collection of stories that reveal Central America in all of its adventurous, vibrant, sobering and inspirational glory. Though stories about seven countries—Belize, Honduras, Guatemala, Nicaragua, El Salvador, Costa Rica, and Panama—Travelers’ Tales Central America offers a unique window into this complex, and astonishingly beautiful part of the world. Contributors include Paul Theroux, Tim Cahill, Jennifer Harbury, Paul Berman, Henry Shukman and many more.