Buenos Aires, Argentina
Argentina is one of the most beautiful countries in South America, and Buenos Aires is its capital city. This dense waterfront city has colorful neighborhoods, like La Boca, beautiful architecture dating back to the 19th century and a very vibrant nightlife.
Get ready to do some walking and explore the unique buildings, and then dress yourself up for an unforgettable evening dancing tango.
Athens, Greece
Athens, Greece's beautiful capital, is one of the oldest cities in the world. Historical sites like the Parthenon, the Acropolis, the Temple of Olympic Zeus and many more make this city a paradise for fifth-century relic lovers.
If you're in the mood for a more current, cultural experience through the city's markets, restaurants and bars, then head over to the colorful Monastiraki neighborhood. To end the day with the most breathtaking view of the city, hike or take a cable car to Lycabettus Hill.
Dublin, Ireland
Dublin, Ireland's stunning capital city, might have a population of over a million, but it still has a very friendly, small town energy. Complete with majestic castles, lush landscapes and fabolous pubs, Dublin is a gem on Ireland's east coast.
If you find yourself in the land of the leprechauns, be sure to visit the gorgeous St. Patrick's Cathedral, St. Stephen's Green and the Iveagh Gardens. But don't forget Trinity College and a day trip to the awesome Cliffs of Moher.
London, England
It is a known fact that London is a city that must be visited at least once in a lifetime. Not only is the city rich in history, it is simply a pleasure to walk through. Iconic sites like Waterloo Bridge, Buckingham Palace, the Tower of London and the Big Ben are just a fraction of what the city has to offer.
For nature lovers, there are lush parks like Hyde Park, Richmond Park, Syon House and St. James' Park. Also, there are countless little neighborhoods full of art and culture to get lost in for days, including Knightsbridge, Soho, Shoreditch, Notting Hill, Wingate Road.
Antigua, Guatemala
Imagine a city with rich, Spanish Baroque architecture and three huge volcanoes. Sounds like something from a novel, right? Well, the city of Antigua in Guatemala is exactly that. Declared a UNESCO World Heritage Site, Antigua has a fascinating history and beautiful nature.
Among the most impressive landmarks are the Aro de Santa Catalina and the beautiful, bright-yellow Merced Church.