Gdańsk, a vibrant port city on Poland's Baltic coast, is a hidden gem that seamlessly blends rich history with modern charm. As the largest city in northern Poland, Gdańsk has a unique identity shaped by centuries of trade, political turmoil, and cultural exchange. The city's Old Town is a feast for the eyes, with its beautifully reconstructed buildings that harken back to its Hanseatic glory days.

Once the commercial center of the ancient world, Ephesus is an archaeological splendor and an essential stop on any visit to Turkey. The city, whose wealth and patronage support its splendid architectural program, was dedicated to the goddess Artemis.

Copper River, Alaska's fourth largest river travels from the dry interior climate to the temperate rainforest along Prince William Sound.

Antigua and Barbuda are located in the middle of the Leeward Islands in the Eastern Caribbean. Antigua, the largest of the British Leeward Islands, is about 14 miles long and 11 miles wide, encompassing 108 square miles. Barbuda, a flat coral island with an area of only 68 square miles, lies approximately 30 miles to the north. The population is approximately 68,000 and its capital is St. John's on Antigua.

Iguassu Falls, straddling the border between Brazil and Argentina, is a breathtaking natural wonder that captivates visitors with its sheer scale and beauty. This UNESCO World Heritage Site boasts the largest waterfall system in the world, with nearly 275 individual falls cascading over a rugged landscape.