Osaka is a city that thrives on contrasts with centuries-old castles sit just blocks from neon-lit arcades and high-speed trains. Once known as “Japan’s kitchen” during the Edo period, Osaka played a key role in rice trading and food distribution across the country. Today, visitors can walk the grounds of Osaka Castle, originally built in the 16th century by Toyotomi Hideyoshi, and take in panoramic city views from the top floor of its museum.

Stepantsminda, often still referred to as Kazbegi, is a mountain town in northern Georgia near the border with Russia. It sits in the Terek River valley along the Georgian Military Highway, one of the country’s most important historic roads through the Caucasus Mountains.

Spectacularly picturesque, Montreux is situated on the shore of Lake Geneva and one of Switzerland's most popular resort destinations. Montreux is best known for stunning lakeside views, upscale hotels, an annual jazz festival, and the magnificent Château de Chillon, the medieval castle which inspired the writings of many Romantic era poets.

Yerevan, the capital of Armenia, is one of the oldest continuously inhabited cities in the world, with a history stretching back more than 2,800 years. Despite its ancient roots, it feels vibrant and modern, with wide boulevards, lively cafes, and an ever-present view of the majestic Mount Ararat on the horizon.

Nestled in the wine-growing region of South Moravia, Valtice, Czech Republic, is a charming town known for its rich history and stunning architecture. The centerpiece of Valtice is the majestic Valtice Castle, a UNESCO World Heritage site that showcases an impressive Baroque façade and beautifully landscaped gardens.