Tucked between Jordan's sandstone cliffs in the southwestern desert, Petra was carved directly into rose-colored rock more than 2,000 years ago. Visitors approaching through the narrow gorge known as the Siq are rewarded with their first glimpse of Al-Khazneh, the Treasury, a towering facade that seems to appear from another world.

Ohrid, nestled on the shores of Lake Ohrid in North Macedonia, is a city steeped in history and natural beauty. Often referred to as the "Jerusalem of the Balkans" due to its rich cultural and religious heritage, Ohrid boasts an impressive array of Byzantine-era churches, including the stunning Church of St. John at Kaneo. Perched on a cliff overlooking the lake, this church offers breathtaking views and a glimpse into the city's spiritual past.

The Lemaire Channel is a spectacular sight with enormous sheer cliffs falling straight into the sea. It's a narrow channel flanked by the Antarctic Peninsula on one side and Booth Island on the other. So photogenic is the channel that it's nicknamed 'Kodak Gap', and it's only once you're well within it that a way through is visible.

The South Pacific stretches across a vast expanse of ocean, dotted with thousands of islands that vary from remote atolls to vibrant cultural hubs.

Seen from the train, Durham presents a magnificent sight, with cathedral and castle perched atop a bluff enclosed by a loop of the River Wera, and linked to the suburbs by a series of sturdy bridges.