Nuremberg is Bavaria’s second-largest city and for centuries was the undeclared capital of the Holy Roman Empire. There is plenty to do and see, starting with picturesque charm of the Old Town, situated at the foot of the Kaiserburg.

Catania, nestled on the eastern coast of Sicily, is a city shaped by fire and stone. Built from the black lava of Mount Etna, it’s a landscape filled with energy and contrasts from its Baroque palaces to its open air fish markets. At the heart of the city stands the Piazza del Duomo, where the iconic Fontana dell’Elefante, which is carved from volcanic rock, greets every visitor who passes by.

Omaha, city in eastern Nebraska. The seat of Douglas County, it is a port of entry on the Missouri River, opposite Council Bluffs, Iowa. The largest city in Nebraska, Omaha is a commercial, manufacturing, and transportation center situated in a productive livestock-raising and grain-farming region.

Columbus, city and seat of Muscogee County, western Georgia, a port at the head of the Chattahoochee River, opposite Phenix City, Alabama. Columbus is a regional transportation, trade, cultural, and manufacturing hub. Its many textile, food-processing, and metalworking industries are powered by hydroelectric plants on the Chattahoochee River.

Niigata sits along the Sea of Japan on Honshu’s west coast, a place where long winters and bright summers shape its traditions and flavors. For centuries this region has produced some of Japan’s finest rice, especially the Uonuma Koshihikari variety known for its rich taste and texture. That quality rice helps make Niigata sake famous across the country, and visitors can sample more than 90 local brews at tasting spots such as Ponshukan inside Niigata Station.