Barcelona's iconic Sagrada Família basilica wasn't completed until 2010, over a century after construction began. elaborate
Catania's Amphitheatre is built directly into the slopes of Mount Etna, using volcanic rock. elaborate
Brisbane has more sunshine days per year than Miami. elaborate
Budapest has more than 100 thermal springs within city limits. elaborate
Doha's skyline is rapidly changing, with many skyscrapers being built using innovative, sustainable design techniques. elaborate
Krakow's Main Market Square is one of the largest medieval squares in Europe. elaborate
Ha Long Bay's thousands of limestone karsts and isles are believed to have formed over 500 million years ago. elaborate