Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Though it's San Diego County's smallest city in both size and population, Del Mar is one of its most widely known due to prominence of its Del Mar Race Track & Fairgrounds. The City of Del Mar with about 2 square miles of land for its 5,211 residents, the city gives up almost one quarter to the fairgrounds. But its beaches stretch from Del Mar Shores Beach Park in the north edge of Torrey Pine State Reserve and the La Jolla Underwater Park in the south.

Memphis is as deeply rooted in culture as it is in history. Discover the city's cultural attractions at the Memphis Brooks Museum of Art, The Pink Palace, The Orpheum Theatre and Dixon Gallery and Gardens. Elvis Presley's Graceland is the most visited site.

Potosí rises on the Altiplano of southern Bolivia and for centuries it was one of the richest cities in the world because of what lies just beyond its streets. At the foot of Cerro Rico (“Rich Mountain”), silver was discovered in the mid-1500s, and within a few decades the city became a center of mining and wealth that shaped global trade and economies.

Tonga is distinctly different to its neighboring island nations. This Polynesian kingdom, made up of 170 islands, carries a proud history that dates back over 3,000 years. On the main island of Tongatapu, travelers can explore ancient stone structures like the Haʻamonga ʻa Maui Trilithon—sometimes called the Stonehenge of the Pacific. Royal tombs in Lapaha offer a glimpse into the lineage of Tonga’s kings, while village life remains guided by customs that have changed little over centuries.