Peru's Jorge Chavez International Airport wants tp stop drug-trafficking. Officers arrest a man with cocaine-filled food packages.

CBP Nogales uncovers cocaine in the bumper of a car crossing from Mexico, and CBP Atlanta stops a woman smuggling underaged puppies from Brazil.

San Diego HSI seizes a medley of narcotics hidden in a car, CBP processes ferry travelers in Puerto Rico, and officers at JFK discover looted artifacts.

Homeland Security Investigations, Orange County performs 3 undercover drug stings with multiple arrests. Customs and Border Protection finds cocaine hidden under a vehicles backseat in Rio Grande Valley.

Humanitarian crises intensify under the cover of darkness. Yet, the discovery of an explosive in the port is anything but routine.

A patrol boat tries to seize two dinghies on the coast after unloading occupants from an illegal journey. But that's not the only alert.

In this episode we learn how many ways there are to injure and humiliate yourself GT sledding, dismounting from a high bar or driving a golf ball

The construction of the Hard Rock in the Big Easy suddenly crumples, turning construction into destruction. Tunnels are engineering marvels.

When this UK power station reached the end of the road, it took all the power with it. The crawler crane: these giants lift heavy things.

Glass: one of the most versatile materials in the construction world; it's both practical and beautiful.

Urban construction relies on two types of cranes to hoist the next high-rise, but when they fail, they make one big mess.

Tim and Fuzz take on their first ever Honda - a 32-year-old CR-X, a pocket rocket that is the very definition of fun.

Tim and Fuzz are restoring a Citroen SM, a grand tourer from the 1970s that many consider to be one of the greatest French cars ever made.

A patrol boat tries to seize two dinghies on the coast after unloading occupants from an illegal journey. But that's not the only alert.

Humanitarian crises intensify under the cover of darkness. Yet, the discovery of an explosive in the port is anything but routine.

Gordon leaps off cliffs for seaweed, milks a buffalo, and kayaks for lobsters in the choppy seas along England's Jurassic Coast.

With rising young football star Emiliano Sala on board, a chartered Piper Malibu suddenly disappears from radar over the English Channel.

When Ethiopian Airlines Flight 302 crashes shortly after takeoff, the catastrophe leads to the grounding of the entire Boeing 737 MAX 8 fleet.

Explore a world never seen before - a world hidden under miles of water, the landscape of the ocean bed.

Explore a world never seen before - a world hidden under miles of water, the landscape of the ocean bed.

Flying cameras unveil the defences of Wales's biggest castle and the machine responsible for building Britain's longest railway bridge.

A spectacular aerial journey across the spring season in Europe reveals the beauty of these iconic landscapes.

Unravel the secrets of the construction of the Acropolis, Ancient Greek's architectural masterpiece that has become a symbol of their civilization.

Unravel the secrets of the construction of the Acropolis, Ancient Greek's architectural masterpiece that has become a symbol of their civilization.

Kristen Kish helps a Brazilian chef source unique ingredients from the rainforest and ocean to serve aboard her floating restaurant, the Sem Pressa.

Gordon explores Ireland's Connemara coastline, foraging for crabs, rounding up lamb, and harvesting delectable oysters, abalone, and seaweed.

This series of aerial views reveals the Polish Riviera's most remarkable sights as they've never been seen before.

Flying cameras unveil the defences of Wales's biggest castle and the machine responsible for building Britain's longest railway bridge.

HSI pursues a case of cocaine-filled cakes across state lines, and CBP seizes more than $100,000 of undeclared currency.

HSI takes down a suspected weapons trafficker with ties to organized crime. Meanwhile, CBP agents are on high alert for popular club drugs being concealed in liquid form.

Access behind the scenes at some of America's busiest airports.

HSI Miami investigates two separate maritime smuggling cases and seizes more than 450 kilograms of cocaine off a yacht coming from the Caribbean.

Access behind the scenes at some of America's busiest airports.

Summer is frantic for maritime authorities. As drug boats and small dinghies sail towards Spanish territory, small vessels wait to refuel them.