If you find yourself in Rotterdam, there's a strong chance you've arrived by water. This popular port city (the second largest in the Netherlands) has gone through an architectural renaissance since World War II, with daring, innovative structures dotting the city (cube houses!) and defining its skyline. Café culture is on the rise here, so grab yourself a table and a cup.

Tunis' white-washed, blue-shuttered buildings hide a treasure trove of Arabic and Ottoman art. Inspect illuminated manuscripts from the Koran, follow the twists and turns of the fascinating old Medina (inner city), marvel at the ornate Palace of Dar Ben Abduallah and the magnificent Djamaa-Ez-Zitouna Mosque, whose 184 columns were "recycled" from the rocky ruins of Carthage.

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.

Perched at the southern tip of the Iberian Peninsula, Gibraltar is a captivating destination where British and Mediterranean influences seamlessly blend. Dominated by the iconic Rock of Gibraltar, this British Overseas Territory is a haven for travelers seeking both adventure and history. The Rock itself is a limestone monolith that stands 426 meters high and offers breathtaking views over the Strait of Gibraltar, where the Mediterranean Sea meets the Atlantic Ocean.

Whether you’re drawn to the river’s natural landscapes, its rich biodiversity, or the cultures it supports, the Mekong offers a unique and enriching travel experience.