Pärnu, often called Estonia’s “summer capital,” is a charming seaside city known for its long sandy beaches, historic architecture, and vibrant spa culture. Located along the coast of the Gulf of Riga, Pärnu has been welcoming visitors since the 19th century, when it became one of Northern Europe’s premier spa destinations.

Shimizu, a picturesque port in Shizuoka City, offers stunning views of Mount Fuji on clear days. Shimizu is known for its rich maritime history, and a culinary highlight is its fresh seafood, particularly tuna. The port boasts the highest tuna catch in Japan, making it a prime destination for sushi fans.

The Darvaza Gas Crater, famously nicknamed the “Door to Hell,” is one of Turkmenistan’s most extraordinary landmarks. Located deep in the Karakum Desert, this fiery pit has been burning continuously since the early 1970s, when Soviet engineers reportedly set fire to a collapsed natural gas field to prevent the spread of methane.

Greece’s southern coastline is home to Gythion, a historic port town nestled in the Peloponnese region. Once the naval base of ancient Sparta, Gythion has played a key role in maritime history for centuries. Today, its harbor is lined with colorful neoclassical buildings and fishing boats, creating a picture of daily life that remains connected to its seafaring roots. Just offshore lies Cranae Island, linked to the mainland by a stone causeway.

Londonderry, often called Derry, is a city steeped in history and charm, uniquely surrounded by remarkably well-preserved 17th-century walls. In fact, it holds the title of being the only completely walled city in all of Ireland. Strolling along these ancient ramparts offers visitors not only a glimpse into the past but also breathtaking panoramic views of the winding River Foyle and the lively streets below.