Sheffield, once the global heart of the steel industry, has evolved into a city where industrial heritage meets green landscapes and a growing creative scene. Known historically for innovations like stainless steel, Sheffield still celebrates its roots at sites like the Kelham Island Museum, where restored machinery and interactive exhibits tell the story of the city’s engineering legacy.

Nestled in the heart of Italy, Umbria is often called the "Green Heart of Italy" due to its lush landscapes and rolling hills. This region offers visitors a tranquil escape from the bustling cities, with medieval hilltop towns, rich history, and exceptional cuisine. Perugia, Umbria's capital, is a cultural hub known for its well-preserved Etruscan history, including the Etruscan Well and Arco Etrusco, a gateway dating back to the third century BC.

Keauhou, located on the Kona Coast of Hawai‘i Island, is recognized as the birthplace of King Kamehameha III, and many nearby sites still reflect its royal past.

Monterrey, the capital of Nuevo León, stands at the foot of the Sierra Madre Oriental and has long been recognized as one of Mexico’s most industrial and innovative cities. The Macroplaza is one of the largest public squares in Latin America and links historic buildings like the 18th-century Metropolitan Cathedral with newer sites like the Museo de Historia Mexicana and the Faro del Comercio, a towering orange structure that beams a green laser across the sky each night.

Located on the southern coast of Norway, Kristiansand is a charming port city and a favorite summer destination for locals and tourists alike. Highlights of this coastal gem include the Christiansholm Fortress, the Kristiansand Zoo, the Kristiansand Cathedral, Gimle Gård, and the Fiskebrygga wharf.