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Known for its colorful pink hues and rich salt deposits, Lake Retba, or Lac Rose, is a driving force of Senegal's economy. But extracting salt from a hypersaline lake comes with its fair share of risks for local miners.

Japan has long harvested a shrub called mitsumata for its money supply. But when mitsumata started dying out, Japan frantically searched for alternatives to make yen.

What does it take to become an athlete at 70, 80, or even 90? Five older Americans prove that it's never too late to start and that exercising "is the most powerful drug for longevity." They've set goals, built community, and found purpose through sports such as swimming, track, table tennis, and powerlifting.

Mickey Bergman is a negotiator involved in political prisoner negotiations for Americans wrongfully detained abroad. Over the past decade, he has helped secure the release of high-profile detainees such as Trevor Reed, Brittney Griner, and Danny Fenster.

At Laser Wolf in Brooklyn's Williamsburg neighborhood, executive chef Sam Levenfeld and his team work in tandem each night to serve guests an authentic "skewer house" dinner.

It took California a century to produce a pistachio harvest. Now, it's the world's top supplier. But as the Dubai chocolate trend fuels demand, and California droughts intensify, growers are fighting to keep up.

Using satellite imagery and archive footage, we mapped out America's global military footprint.

We explore why new bases are being built while others are being left to rot, taking a firsthand look at the US's largest overseas base, which is in Southern Germany.

Owen Hanson is a former college athlete who ran an illegal sports betting company and later expanded into international cartel-backed money laundering and drug trafficking.

Nearly 80 years of nuclear waste in the US is currently stranded, stuck in "temporary" storage sites without a permanent place to go.

These sites are well secured, but have some drawbacks, especially in case of a natural disaster or terrorist attack.