Known as Sugar City, Lautoka is a tropical destination on the western coast of Fiji. Be sure to take a stroll through the Lautoka Botanical Gardens, or venture just outside of the city to take in the natural beauty of Koroyanitu National Park, a rainforest preserve with spectacular hikes and bird-watching excursions.

Oregon invites travelers to experience landscapes and stories that shift dramatically from one region to the next. In the south, Crater Lake National Park holds the title of deepest lake in the U.S., formed inside the remains of an ancient volcano. With its intense blue color and dramatic cliffs, the lake draws visitors year-round for hiking, snowshoeing, or simply standing in awe.

Colonia del Sacramento is where time lingers. Founded in 1680 by the Portuguese and later contested by the Spanish, the town’s past is etched into its cobblestone streets and weathered facades. The Barrio Histórico, a UNESCO World Heritage Site, is compact enough to walk in an afternoon yet layered with centuries of stories. Visitors can explore remnants of the original city walls and climb the iconic lighthouse for sweeping views of the Río de la Plata.

Cairns is the majestic entrance to Australia's Great Barrier Reef. This warm, tropical destination is located in Far North Queensland. Must-see attractions in Cairns include the Tjapukai Aboriginal Cultural Park, which educates tourists about indigenous peoples, and restaurant and bar-dotted Cairns Esplanade, which has a lagoon for swimming.

You'll know why picturesque Grenada is known as the "spice island" when you notice the scent of nutmeg, vanilla and cocoa in the air. Grenada's waterfalls, lush rain forests, volcanic crater lake, tiny villages, cocoa, nutmeg and banana plantations, rum distilleries, scenic hiking trips, pristine coral reefs, and hidden-away unspoiled beaches all make Grenada one of the most popular ecotourism destinations for those who like to discover off-the-beaten-track natural beauty and charm.