"Journey Through ..." is a series of photo books, professionally photographed by renowned travel photographers. "Journey Through ..." is the world's largest travel photo book series with over 200 titles. Up to 230 images on 128 to 140 pages. Sensationally low price. All major sights, culture, and traditions. Knowledgeable texts, detailed captions, colorful overview map, and comprehensive index. London is definitely a city of superlatives: with an area of 1,600 square kilometers, it is the largest metropolis on Earth, was once the largest city in the world, and with around 7.5 million inhabitants today, it still ranks among the international megacities, surpassing all other cities in Western Europe. London is home to the largest Ferris wheel in Europe, the "London Eye," and the oldest underground railway in the world. World-famous.