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.

Lagos sits on the southern edge of Portugal’s Algarve where a lively old port town meets wide Atlantic skies. Just a short stroll from the heart of town, the coast drops away into a spectacle at Ponta da Piedade, where golden sandstone cliffs rise out of the Atlantic and have been shaped into stacks, natural arches and grottoes over millennia. At the top, the Ponta da Piedade Lighthouse watches over this dramatic shoreline and offers a great backdrop for photos as the sun sets into the ocean.

Charming Copenhagen is the jewel of Denmark and a delightful stop for any traveler. Well-known as an eco-friendly haven for sustainable and green living, Copenhagen has embraced its status as the best “bike city” on earth and promoted the use of bicycles by locals and tourists.

Charleston, South Carolina, is a gem of Southern charm and history, offering an immersive travel experience in a beautifully preserved city. Known for its cobblestone streets and antebellum architecture, Charleston's historic district is a living museum where visitors can stroll past colorful row houses and elegant mansions. Key landmarks include the Battery and Rainbow Row, a series of pastel-colored houses that are among the city's most photographed sites.

Ullapool is a village in the Scottish Highlands about 65 miles north-west of Inverness. Ullapool is known for the progressive, ecologically sound practices of its inhabitants and is the center for the Highland Environment Centre; a project of the Highland Eco Trust.