Kalmar Union, combination of the crowns of Denmark, Sweden, and Norway, effected at Kalmar, Sweden, by Margaret I in 1397. Because all three crowns were elective, the union could not be maintained by inheritance. Margaret's successors controlled Sweden intermittently until Gustavus I of Sweden dissolved the union (1523). Norway became independent in 1814.

Matera, one of Italy's most enchanting cities, is a living testament to human resilience and creativity. Nestled in the southern region of Basilicata, Matera is renowned for its ancient cave dwellings, known as the Sassi. These prehistoric stone houses, carved directly into the limestone rock, date back thousands of years, making Matera one of the world's oldest continuously inhabited cities.

The Caribbean Sea, a gem nestled between the Caribbean islands and the coastlines of Central and South America, offers a breathtaking escape into a world of azure waters and tropical allure. Encompassing over 2.5 million square kilometers, this sea is renowned for its crystal-clear waters, vibrant coral reefs, and idyllic islands.

Esperance sits on the southern coast of Western Australia, where wide blue seas meet miles of white sand beaches and rocky headlands. The coastal town grew from pearling and pastoral beginnings into a laid-back seaside destination with a backdrop of rugged terrain and ocean views.

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.