''Waterlicht'' art installation at Museumplein (Museum Square) in Amsterdam, Netherlands (© Studio Roosegaarde/REX Shutterstock)

【July 31 2015】Nearly all the land on which Amsterdam is built was reclaimed from natural canals and rivers, and the waters of the North Sea. A complex system of sea walls, dikes, and other engineering feats keeps the city dry. As a result, most of Amsterdam is at least 6.5 feet below sea level, and some locations, such as this one in Museumplein (Museum Square), are even lower.Explore breathtaking Gallery from the HuluTrip homepage over the past 5 years..