Kolkata, often referred to as the "City of Joy," is a mesmerizing blend of rich history, culture, and artistic heritage that makes it a must-visit destination for any traveler to India. Once the capital of British India, Kolkata retains much of its colonial-era charm with iconic landmarks like the Victoria Memorial, a stunning marble building surrounded by lush gardens, which now serves as a museum showcasing the city’s colonial and Indian history.

Once the capital of the Mughal Empire, Agra, India is now a cultural capital replete with famous landmarks and striking architecture. The city’s most prominent draw is the magnificent Taj Mahal, the iconic white marble mausoleum and a UNESCO World Heritage Site visited by millions of people each year.

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.

Philadelphia, the birthplace of American democracy, offers visitors a rare opportunity to walk through the very streets where the nation’s founding ideals were debated, signed, and set into motion. The city's art scene is as bold as its history. The Philadelphia Museum of Art is home to works by Van Gogh, Duchamp, and an entire Japanese teahouse, but it might be better known for the "Rocky Steps" out front, where visitors recreate the famous movie scene daily.

Freetown, the capital of Sierra Leone, is a city where history and daily life intertwine along the shores of the Atlantic. Founded in 1792 as a settlement for freed slaves from Britain and the Americas, it remains a place of cultural depth and resilience.