EP1 - Demolition EP2 - The Atlantic Wall EP3 - History of Tall Buildings EP4 - Aquariums EP5 - Las Vegas Hotels. EP6 - The Oakland Bay Bridge. EP7 - Monumental Statues EP8 - Antibiotics: The Wonder Drugs EP9 - The Police Car EP10 - Plastics EP11 - Medical Imaging EP12 - Extreme Sports Gadgets EP13 - Bombs EP14 - Prosthetics EP15 - Weather Prediction EP16 - Stereos EP17 - Mail Delivery EP18 - Clocks EP19 - Airships. EP20 - Physical Fitness EP21 - Engineering Disasters EP22 - City Parks EP23 - Spy Technology EP24 - Battlefield Medicine EP25 - U.S. Mints: Money Machines EP26 - Rescue Equipment EP27 - Scuba And Deep Sea Diving EP28 - Offshore Oil Drilling EP29 - Dynamite. EP30 - Hoover Dam. EP31 - Baseball Parks EP32 - New York Bridges EP33 - Crash Testing EP34 - Parachutes EP35 - Newspapers EP36 - Fireworks EP37 - Simulators EP38 - The Tool Bench: Power Tools EP39 - The Tool Bench: Hand Tools EP40 - More Earthmovers. EP41 - Forts EP42 - Emergency Room EP43 - Motorcycles EP44 - Security Systems EP45 - More Engineering Disasters. EP46 - Niagara Power EP47 - Casino Technology EP48 - Lost Marvels