Dubai is offering thrill-seekers a new way to see its dazzling skyscrapers: On the world's longest urban zip line. The 170 metre-high XLine opens this week in Dubai's Marina neighborhood. For an entire kilometre, those brave... " />

Dubai unveils a new zip line among towering skyscrapers

Dubai is offering thrill-seekers a new way to see its dazzling skyscrapers: On the world’s longest urban zip line. The 170 metre-high XLine opens this week in Dubai’s Marina neighborhood. For an entire kilometre, those brave…