A team of experts and scientists undertakes exhaustive research at Skinwalker Ranch, an infamous location for paranormal activity and UFO sightings.

A team of experts and scientists undertakes exhaustive research at Skinwalker Ranch, an infamous location for paranormal activity and UFO sightings.

A team of experts and scientists undertakes exhaustive research at Skinwalker Ranch, an infamous location for paranormal activity and UFO sightings.

A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked -- what their most memorable story is and why.

A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked -- what their most memorable story is and why.

Retta tours properties that were nominated based on gaudy designs and botched renovations.

Retta tours properties that were nominated based on gaudy designs and botched renovations.

Master of meat Michael Symon and his grill master pal, Bobby Flay, are set to face off in the ultimate heated barbecue competition deep in the heart of Texas.

Master of meat Michael Symon and his grill master pal, Bobby Flay, are set to face off in the ultimate heated barbecue competition deep in the heart of Texas.

Aboard the narrowboat Naughty Lass, an explorer navigates the intricate network of canals, revealing the beauty of England's landscapes, towns, and villages from a unique perspective.