Istanbul is a city built on layers of empire. Spanning two continents, it was once the capital of three major empires: Roman, Byzantine, and Ottoman. Visitors walking through the Sultanahmet district can witness this timeline firsthand, from the Roman-era Hippodrome to the Byzantine mosaics of Hagia Sophia, and the towering minarets of the Blue Mosque. At nearby Topkapi Palace, rooms still display the jeweled swords, ceremonial robes, and handwritten Qurans once used by Ottoman sultans.

Must-sees in Seville include the landmark palace Royal Alcázar of Seville, the Gothic, bell-towered Catedral de Sevilla, and Plaza de España, an architectural marvel with Moorish, Baroque and Renaissance influences. Meanwhile, Museo del Baile Flamenco is the place to learn about flamenco dancing culture.

St. Maarten, a dazzling island in the Caribbean, is renowned for its unique blend of Dutch and French cultures, reflecting its dual governance. The capital, Philipsburg, on the Dutch side, invites visitors with its vibrant Front Street, lined with duty-free shops, colorful markets, and charming eateries. The island’s cultural tapestry is further showcased in the Museum of Sint Maarten, where artifacts and exhibits illustrate the island's rich history and heritage.

A tributary of the Rhine, the Moselle River flows through France, Luxembourg and Germany. The Moselle also lends its name to a region of France, a valley which it bisects, and a wine produced along its banks.

Mystic, Connecticut, is a small town with a big story, one shaped by shipbuilders, sea captains, and centuries of maritime tradition. Once a bustling shipbuilding center during the 18th and 19th centuries, Mystic still carries the soul of a working seaport. Today, visitors can explore its nautical past at the Mystic Seaport Museum, home to America’s last wooden whaleship, the *Charles W. Morgan*.