1933 - Workmen are seen rebuilding bridges through the mist of Niagara Falls' Cave of the Winds.
1937 - Smoke rises from the burning Hindenburg at the Naval Air Station in Lakehurst, New Jersey.
1929 - Men shuffle along a bread line in a city during the Great Depression, while others read newspapers together.
1936 - A train brings crowds to see the Hindenburg in a hangar at a US Navy Air Station.
Professional Asian woman speaking on camera in modern living room.
Vertical video Healthcare professional informing patient of radiology x ray scan results, studio backdrop. African american doctor
Professional Mature TV Presenter of National News Marathon Conducts Live Broadcast, Promptly Informing About International Events. Breaking
1936 - Crowds admire the Hindenburg while it is in a hangar at a US Naval Air Station.
Vertical video: Explaining on patient approach, doctor in coat gesturing, holding tablet at desk
Friendly receptionist providing information to visitor
1937 - The Hindenburg bursts into flames in a mooring accident at the Naval Air Station in Lakehurst, New Jersey.
Overjoyed female glad to receive text message informing good news on green screen, woman stares at mobile phone gestures actively.
Medium side shot of female teacher informing high school students about transmitted infections, prevention and treatment, drawing attention to importance of testing, pointing at blackboard
1930 - Construction workers working on the Empire State Building have a good view of the Chrysler Building.
1936 - The men and women who've been chosen for Canada's Olympic diving team perform dives in Montreal, Quebec.
1936 - The Hindenburg lands at a US Navy air station.
1933 - Crowds visit the Chicago World's Fair and see Postmaster-General Farley dedicate the Century of Progress Exposition.
1934 - A woman referees a boxing match between trained cats, as children look on.
Vertical video: Tapping tablet, clinician wearing pink scrubs explaining treatment plan in clinic
1937 - The Hindenburg is seen flying over the New York City skyline.
1936 - The Hindenburg is towed into a hangar at a US Navy air station.
1930 - Construction workers are seen at the top of the Empire State Building, completing its construction.
1930 - Cherokee men play a sport with sticks and tackling.
1934 - The funeral procession for King Albert is held in Brussels, Belgium, with international military and religious leaders on hand.
1934 - American soldiers line up to get their discharge papers signed, then are given food.
Medium full shot of young Hispanic female teacher demonstrating menstrual cup to class of schoolgirls, informing about its function and convenience during reproductive health lesson
1934 - Workmen are seen taking a break on a suspension bridge.
1930 - Two old trains, destroyed in a planned head-on collision, are seen burning.
1933 - Prospectors who moved west during the 1849 Gold Rush teach members of the CCC how to pan for gold in the Stanislaus River in Sonora, California.
Close up of man conducting video conference with friends on the Internet through a webcam. The boss informing colleagues online via video conference. Concept of remote work, freelancer in home office
1930 - African-American men perform a comedic boxing routine.
1933 - Adults and children of Kamaishi, Japan, sort through smoking rubble after a disastrous earthquake.
1936 - The Hindenburg is towed into a hangar at a US Navy air station, and crowds rush to meet its crew.
Tilt up shot of upset gen Z girl listening to female doctor informing her of negative ultrasound results during appointment in clinical setting
Clinician entering with tablet, lab coat, consulting patient in gown at CT gantry for scan
1937 - Large snow plows and explosives are used to clear mountain passes in Sisters, Oregon.
1937 - Planes take off from the flight deck of an aircraft carrier in the Pacific Ocean to search for Amelia Earhart.
Vertical video: Diverse nurse and senior on ball, showing tablet, reviewing plan, cheering at home
Sad doctor talking smartphone closeup. Upset man informing about disease death in hallway. Serious bearded therapist share bad news end call
1933 - FDR is sworn into office by Chief Justice Hughes.
Noticing revenue growth woman presenter moving to screen in office, pointing to data informing team
Hands of young African American woman holding laptop with criminal news broadcast on screen informing about female suspect arrested on the following day and being interrogated
Policeman stopping a driver in a car to question him through the window on a traffic offence
1935 - A Siberian man fights in a wrestling match.
1932 - Crowds watch the newly-married couple Prince Gustaf Adolf Oscar and Princess Sibyll leave the St. Moritz Church in Coburg, Germany after their nuptials.
1934 - Elderly women at a senior living center are playing cards, then get cards and fruit for Mothers' Day.
1933 - Jewish veterans march in New York City to protest Nazi persecutions, arriving at City Hall to meet with Mayor O'Brien.
1933 - British industrial engineers cleared of spy charges by the Soviet Union get into cars in London, England to drive home.