Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

Settled in 1769, this Maine city is located on the Penobscot River in south central Maine.

Fort James Beach, just outside St. John’s in Antigua, is a long stretch of soft white sand framed by calm, turquoise waters. The beach takes its name from nearby Fort James, a historic 18th-century British stronghold built to guard the harbor.

Corning is a small city in New York’s southern Finger Lakes region, set along the Chemung River and known internationally for its connection to glassmaking. The city combines a compact downtown with historic buildings, museums, galleries, and access to the surrounding hills and waterways. Market Street forms the center of the Gaffer District, where shops, restaurants, cafés, and local businesses occupy restored storefronts.

Oman stands among the oldest independent states in the Arab world, with evidence of human habitation stretching back over 100,000 years. Its capital, Muscat, rises gently against limestone hills with no skyscrapers to interrupt its skyline. Visitors find broad avenues lined with stunning buildings leading to landmarks like the Sultan Qaboos Grand Mosque and the Royal Opera House, both offering glimpses into Omani artistry and modern elegance.