Stretching 277 miles in length and more than a mile deep, this vast canyon reveals layers of geologic time stacked like pages in a book. Standing on the South Rim, visitors can look out over colorful cliffs and winding trails that have drawn explorers, artists, and travelers for generations. The views change with the light starting with crimson at sunrise, golden at sunset, and every hue in between.

There's more than meets the eye in Savona, a Northwest Italy port city many cruise ship passengers are lucky enough to find themselves in. The giant Fortezza del Priamàr looms over the water, providing a unique welcome. Be sure to stroll through the city's genteel, impressive medieval center, visit the beautiful Savona Cathedral and see marvelous artistic works from centuries past at the Ceramics Museum.

Kilkenny is a city where history sits beside everyday life, and stories from centuries past shape the streets visitors walk today. At its heart stands Kilkenny Castle, first built in the 12th century and home to the Butler family for more than 600 years. From here, the Medieval Mile creates a natural path through the city, linking key sites such as St. Canice’s Cathedral. Its round tower, one of the few in Ireland still open to climb, rewards visitors with wide views across the rooftops.

Bulgaria is a republic in southeastern Europe. The capital and largest city is Sofiya. Bulgarian culture has been influenced successively by Byzantine, Greek, Russian, and Western cultures.

Izamal, located in the heart of Yucatán, stands out as a city where centuries of history are layered in plain sight. Known as the “City of Three Cultures,” it combines ancient Maya ruins, Spanish colonial architecture, and modern-day Yucatecan life. One of the most striking features of Izamal is its golden-yellow buildings, painted this distinctive color in honor of Pope John Paul II’s visit in 1993.