This small yet charming city in Alaska's panhandle is a throwback to the gold rush era. Skagway is a well-preserved part of Klondike Gold Rush National Historical Park.

Roatan is the largest of the eight islands known collectively as Las Islas de la Bahia. Brilliant clear blue waters and palm fringed beaches are cooled by gentle trade winds. An extensive reef system offers the most spectacular diving and snorkeling in the Western hemisphere, while inland nature reserves give an up-close look at native wildlife, including monkeys, sloths, and parrots.

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.

Ishigaki, the vibrant hub of the Yaeyama Islands in Japan, is a tropical paradise renowned for its stunning natural beauty and unique cultural heritage. As the largest island in the Yaeyama group, Ishigaki is celebrated for its breathtaking beaches and crystal-clear waters, such as the pristine Kabira Bay, famous for its turquoise hues and coral reefs.

The Abaco Islands, part of The Bahamas, stretch across more than 120 cays and islands, offering a laid-back yet adventurous escape. Known for their calm waters and sheltered harbors, the Abacos are often called the sailing capital of The Bahamas, drawing boaters and yachters from around the world.