Canberra, the capital city of Australia, is a hidden gem that often surprises travelers with its rich blend of culture, history, and natural beauty. Designed by American architects Walter Burley Griffin and Marion Mahony Griffin, Canberra is a city thoughtfully crafted around Lake Burley Griffin, which offers picturesque views and serene walks. Unlike many cities, it is home to a vast population of kangaroos, which are often spotted hopping around suburban areas and parklands.

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.

Kochi (formerly Cochin), is a port city on the southwest coast of India and is a frequent stop for cruise ships. Known as the "Gateway to Kerala," Kochi's beaches, delectable seafood, expansive malls, historical sites, and museums make it a popular tourist destination.

Loch Lomond, the largest lake in Great Britain by surface area, sits at the gateway to the Highlands and offers visitors a wide variety of ways to explore its islands, waters, and surrounding hills. Stretching over 22 miles and dotted with more than 30 islands, the loch has long been a source of inspiration for poets, musicians, and travelers.

Graz, Austria's second-largest city, is a hidden gem that offers a perfect blend of history, culture, and modernity. Its well-preserved medieval old town, a UNESCO World Heritage Site, invites visitors to stroll through cobblestone streets lined with Renaissance courtyards and Baroque façades. At the heart of the city is the Schlossberg, a forested hill crowned by the iconic clock tower, Uhrturm.