Cagliari is Sardinia's capital and largest city. Several civilizations have left their imprint here architecturally and culturally. Must-sees include the Museo Archeologico Nazionale di Cagliari, with its Roman and Byzantine treasures, as well as Castello, a medieval quarter situated on a hill above the city. The city is also known for its food and vibrant nightlife.

Lincoln, Nebraska, blends college-town spirit with prairie roots, offering a travel experience that’s both laid-back and surprising. As the state capital, Lincoln is home to the stunning Nebraska State Capitol building, an architectural landmark with a 400-foot tower topped by a bronze sower casting seeds over the land. Visitors can tour the building and ride to the 14th floor observation deck for sweeping views of the city and surrounding plains.

Tennessee welcomes visitors with a rhythm that shifts from Appalachian mountain towns to Memphis blues clubs, all while telling stories that have shaped the American experience. In East Tennessee, the Great Smoky Mountains National Park is the most visited national park in the country, known for its mist-covered peaks, preserved log cabins, and seasonal displays of wildflowers and fireflies.

The River Nile, most often associated with Egypt and its ancient civilizations, actually flows through eight other countries including Uganda, Ethiopia, Sudan, and Kenya. It is formed by two major tributaries, the White Nile and Blue Nile, and is considered by many to be the longest river in the world when measured from its source waters in Rwanda and Burundi.

Visitors to this breathtaking and romantic Cyclades archipelago will gaze at the whitewashed cubiform houses sitting cliffside and hovering over the water.