In the early 20th century dangerous and often poisonous chemicals were included in many common household products. Browse these pictures of medicines, liniments, moonshine and a cyanide furnace.
Corresponding educational resources for this photo gallery can be found on PBS LearningMedia.
The country's oldest beauty contest has become a battleground and a barometer for the position of women in society.
The story of Chicago's dramatic transformation from a swampy frontier town to a massive metropolis in the nineteenth century.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
A star in baseball's golden age, Joe DiMaggio's celebrity status and tumultuous marriage to Marilyn Monroe brought him pain.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."