Puerto Vallarta (No. 3) leading the “Top 10 International” list, in a top-three repeat from last year. The flood of Americans can be attributed in part to relatively relaxed entry requirements. Similarly, the Dominican Republic has eased its visitor entry process, allowing Punta Cana to move from spot No. 10 last year to No. 6 this year on Allianz’s “Top 10 International” list. Costa Rica, a destination popular with thrill-seekers and outdoor adventurers, started welcoming American tourists as of September 1 last year, though only from select states, and is new on this year’s list with both San Jose (No. 9), and Liberia (No. 10) rounding out the list. In all, each of the top 10 is located either in the