Inveraray, a small town on the western shore of Loch Fyne in Argyll and Bute, Scotland, offers visitors a glimpse into 18th-century planning and Highland heritage. Built largely in the mid-1700s under the direction of the 3rd Duke of Argyll, the town features Georgian architecture, wide streets, and an unusual level of symmetry for a rural Scottish settlement. The main street, lined with whitewashed buildings, leads down to the loch’s edge, where fishing boats and leisure vessels come and go.

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.

This southern Mexican state borders Guatemala. Its mountainous highlands and dense rainforest are dotted with several Mayan archaeological sites and Spanish colonial towns.

Nicaragua offers travelers a look into centuries of layered history set against striking natural backdrops. Visitors can tour the baroque-style Granada Cathedral, take a boat ride through Las Isletas (a chain of small, volcanic islands in Lake Nicaragua), or climb the bell tower of Iglesia La Merced for sweeping city views.

Abidjan, the largest city in Ivory Coast, is a vibrant coastal hub known for its striking skyline, lively markets, and cultural energy.