A favorite for many cruise-goers and tourists, Ketchikan, Alaska, is a charming city located near the state’s southeastern edge.

Bangkok, Thailand’s capital, is a city of striking contrasts where gilded temples stand beside sleek skyscrapers and centuries-old traditions thrive amid modern life. At its heart is the Grand Palace, a dazzling complex that once housed the Thai kings, along with Wat Phra Kaew, the revered Temple of the Emerald Buddha.

Dunedin is the second largest city in New Zealand and home to the world's only mainland-breeding albatross colony, the Royal Albatross Centre.

Ancient history comes alive in Athens, the capital of Greece. Gaze in wonder at the Acropolis and its iconic crown, the Parthenon. Take a deeper dive into the past and visit both the Acropolis Museum and the National Archaeological Museum, which house fascinating artifacts from this ancient city.

Amsterdam, the 17th century capital of Holland, is often called the "Venice of the North" due to its numerous, boat-navigable canals. Truly rich in history, the oldest part of this populous, multicultural city is Sloten, which dates all the way back to the 9th century.