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The Cactus to Clouds ascent just outside Palm Springs, Calif., is grueling, but natural treasures, and a speedy trip down, await anyone who is up to the challenge.

On a trip from Cape Town to Pretoria, a reporter grapples with the whiplash of traveling through South Africa's two worlds, from majestic mountains to struggling shantytowns.

As airport lounges see increasing demand, United Airlines is changing how travelers can access its lounges, raising prices and cutting the amenities.

The blaze forced Britain's largest airport to cancel or divert more than 1,000 flights on Friday and removed a linchpin of global air travel. Counterterrorism police were investigating the cause of the fire.

With counterterrorism police leading the investigation, the possibility of sabotage was being taken seriously, though officials say there is no evidence of foul play.

About 80 airlines operate at the airport, London's busiest travel hub.

In light of recent American foreign policy decisions, many U.S. travelers are concerned about how they will be perceived abroad.

The lawsuit argues that Boeing should be held responsible for the death of John Barnett, who had raised concerns about safety.

Incidents of travelers being denied entry into the United States in recent weeks have sparked concern over what to expect at airports and other border crossings.

Plus: the neighborhood to know in Athens, Japanese-made sunglasses and more recommendations from T Magazine.