Zeebrugge, Belgium

This Belgian town has just 4,000 inhabitants, but it takes 11,000 people to operate the port.

Mackenzie Meets Beaufort

The Mackenzie River is the leading source of freshwater flowing into the Arctic Ocean. It’s also a leading source of sediment flowing into that basin.

When the Land Stains the Sea

Where Pakistan’s coast meets the Arabian Sea, arid terrain contrasts sharply with the open waters beyond it. Sometimes the two overlap, and the land bleeds into the water.