Trier, Germany’s oldest city, is a living museum nestled in the Moselle Valley, where Roman ruins rise beside medieval churches and bustling market squares. Founded by the Romans in 16 BCE, Trier was once known as “Roma Secunda,” the second Rome, and still boasts the largest collection of Roman architecture north of the Alps. The Trier Cathedral (Dom St. Peter), which is a UNESCO World Heritage Site, is the oldest church in Germany and houses a relic said to be the Holy Robe of Christ.

Visit picturesque Oranjestad, Aruba’s vibrant capital and cultural center. Oranjestad’s myriad colors, in vivid hues of pink, green, and yellow, beckon you to explore this former Dutch colony off the coasts of Venezuela. Downtown Oranjestad, mere steps from the city’s bustling cruise terminal and not far from the island’s international airport, is lined with historic buildings, designer shops, and some of the island’s best restaurants.

Indianapolis, known as the Crossroads of America, is more than just a hub for interstates and conventions, it’s a city where speed, sports, and creativity intersect. At the center of it all is Monument Circle, a grand civic plaza anchored by the Soldiers and Sailors Monument, which visitors can climb for panoramic views of the skyline. Just a few blocks away is the Indianapolis Motor Speedway, the largest sporting venue in the world by capacity.

Astoria, Oregon is the state's oldest city. Located on the Columbia River near the Pacific Ocean, Astoria is rich in history, including fishing, canning and the Lewis and Clark Expedition.

Farther from a continental landfall than any other group of islands on earth, the twelve Marquesas jut out of the open Pacific just south of the equator, shrouded in a constant cloud cover.