More than 300 days of sunshine annually (more than San Diego or Miami Beach) earns Denver high marks with visitors and make sunglasses a must. For the city's most energetic shopping, dining and entertainment spots, point your compass in the direction of Larimer Square, the Tivoli, LoDo and the 16th Street Mall.

A vibrant cultural center in the land “Down Under,” Melbourne, Australia will entice you with its aromatic cafés, lush nature parks, immersive museums, and dedication to the arts.

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.

Lake Como, nestled in the Lombardy region of northern Italy, offers a sublime retreat with its stunning landscapes and elegant charm. Renowned for its crescent shape and crystal-clear waters, Lake Como is framed by lush hills and dramatic mountain scenery. The lake's picturesque towns, such as Bellagio and Varenna, showcase charming cobblestone streets, historic villas, and lush gardens.

The capital city of the Dominican Republic is rich in history and beauty, boasting 16th-century Spanish architecture and the oldest cathedral in the Americas. The narrow streets of the old colonial city are a testament to the complex mixture of forces that contributed to the construction of the first European city in the Western Hemisphere.