Smithsonian HD Network

A mechanical problem aboard an Air Canada plane turns into an all-out emergency six miles in the air.

The roof of an Aloha Airlines 737 tears off the plane at 24,000 feet in the sky.

A Northwest Airlines flight cruises above the Bering Sea before problems develop and pilots must make an emergency landing in Anchorage.

The birthplace of the Star Spangled Banner; sites Harriet Tubman, Babe Ruth and the DuPont family made their marks on history.

A flight over Massachusetts explores the sites; the Bay State, from Martha's Vineyard to the Bambino's Curse, seen from the air.

America's most remarkable natural wonders are explored including the Grand Canyon, the Great Lakes and more.

A cross-country flight over the nation's mountains, beaches and national parks; visiting other sites that attract adventurers and tourists.

A flying tour of Michigan's cultural landmarks, including Motown, the Great Lakes, the automobile industry and more.

A soaring tour over Southern California explores the stunning beaches, vast deserts, sprawling city and unique culture.

A coast-to-coast tour over America's man-made structures, old and new; the Statue of Liberty and the Golden Gate Bridge.

Taking an aerial tour of Virginia.

A high-flying tour of Connecticut; exploring the safe harbors, buildings and rich maritime history; the home state of Mark Twain, PT Barnum and Katharine Hepburn; the exclusive Gold Coast, the Thimble Islands and the historic cities.

From battlefields where hundreds died to Beale Street where musical legends were born.

Northern state's green forests; red-painted barns and sugar maples.

An aerial view of Arkansas, where settlers' westward journeys began and the scene of Bonnie and Clyde's most serious crime; a view of the land of raging rivers, vast wilderness and legends of the Wild West.

A small state has a lot of history.

A coast-to-coast aerial tour celebrates the best small towns in the United States and tells stories about the men and women who called them home.

Germany devastated Allied ships in the Atlantic, thanks to the new wolf pack tactic in 1940.

The Nazi campaign to send U-boats across the Atlantic to the U.S. at the beginning of Operation Drumbeat.

U.S. submarine skippers change the course of the WWII after entering the war and taking the fight to Japanese warships.

A 3-day clash between Nazi U-boats and Allied ships in March 1943 marks a major turning point in World War II.

In June of 1944, American skipper Sam Dealey leads a rescue mission in Borneo.