I've traveled to 20 countries in 2 years. I found the most stunning coast in one of the least-visited countries.

Marielle Descalsota

• I traveled to Timor-Leste in May and spent four days exploring its capital city.
• Timor-Leste is one of the least-visited countries in the world.
• While inaccessible and expensive, it was worth visiting for its unspoiled coastline.

I've spent the past two years traveling to 20 countries. While most of these countries — from the Maldives to France ...