CNN

For anyone who has ridden in a high-speed train, the idea of a derailment is terrifying. Last week's crash of an Alvia train in Spain made such fears seem less irrational. Yonah Freemark examines whether high-speed rail is a safe mode of travel.

July 28, 2013 - CNN

Reps. Donna Edwards (D-Md.) and Eddie Bernice Johnson (D-Tex.) have introduced a bill in the U.S. House of Representatives that would create America's first extraterrestrial national park - the Apollo Lunar Landing Sites National Historic park.

July 10, 2013 - CNN

The National Trust for Historic Preservation has released its annual list of America's most endangered historic places, the preservation community's most effective tool for bringing awareness and assistance to the country's threatened resources.

June 19, 2013 - CNN

A 2,300-year-old Mayan pyramid at the Noh Mul site in northern Belize was recently bulldozed "to make fill for roads," reports Brad Lendon.

May 14, 2013 - CNN

Jordan Rane profiles 8 historic towns from across the country that have overcome significant challenges to become desirable destinations once again.

March 14, 2013 - CNN

The Economist Intelligence Unit has released its list of the world's most expensive cities. Not one city from North America cracks the top twenty.

February 5, 2013 - CNN

As the fear of more local government bankruptcies rises, William Fulton argues that sprawling development patterns play a key role in leading cities to run in the red.

August 10, 2012 - CNN

Laura Allsop chronicles the controversial plans, which have caused consternation amongst heritage workers and restorers.

January 12, 2012 - CNN

Your probably heard of ecotourism -- responsible tourism to natural areas. Apocalypse tourism celebrates the the end of the world on December 21, 2012, and Mexico's tourism board has the event locked up.

December 30, 2011 - CNN

A new report from the UK's Met Office Hadley Centre for Climate Change offers specific impact projections for 24 countries. CNN offers a slide show of recent calamities.

December 27, 2011 - CNN

As a part of its series on the changing face of the suburbs, CNN considers the transformation of the suburban prototype, Levittown.

December 21, 2011 - CNN

British entrepreneur Roger Wade has built "[t]he most environmentally friendly shopping mall ever built." 'Boxpark,' which recently opened, is composed of 60 standard size shipping containers stacked two stories high by five rows wide.

December 7, 2011 - CNN

Pilgrimages to holy sites around the world have caused large amounts of waste and pollution because of the large amount of people gathering together for one event and consumeristic habits, writes George Webster for CNN

November 10, 2011 - CNN

Well, a good percentage of them do, with 13% of the country's 57,860 ultra high net worth individuals living in NYC.

October 19, 2011 - CNN

The U.S. Army Corps of Engineers gave approval to kayakers and canoeists to paddle down a 1.5 mile strip of the L.A. River that is deemed by the federal government safe enough for public recreation, reports Michael Martinez for CNN.

August 24, 2011 - CNN

The Manchester Ship Canal has gone underused for shipping goods for decades, but is now having a resurgence with the realization that barge freight can greatly reduce carbon emissions.

August 18, 2011 - CNN

The personally rewarding and healthy activity of urban farming continues to solidify a foothold on Hong Kong high rises, in spite of the lack of support from the government.

June 30, 2011 - CNN

CNN does a roundup that includes obvious leaders like Amsterdam and some less predictable choices like Chicago and Bogota, Colombia.

May 10, 2011 - CNN

Between 2,000 and 3,000 people have taken over the Grande Hotel in Beira, Mozambique, and turned it into a small community of squatters.

February 11, 2011 - CNN

With GPS technology ubiquitous, the lighthouse perched high on a cliff may soon become a relic.

February 5, 2011 - CNN