History of Medieval Treadwheel Cranes in Germany

Five Medieval Treadwheel Cranes in Germany Today The History of Medieval Treadwheel Cranes in Germany: The treadwheel cranes were used by architects and engineers from the times of the Romans. Probably some stopped being used only at the beginning of the 20th century. This is a detail of those that still exist. Some are original and have a thousand years of antiquity. A few others were rebuilt. These are the five medieval treadmill cranes existing today in Germany. All are worth …

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Top 15 Luggage & Suitcases 2020 – 2021

Luggage & Suitcases 2020 -2021 Luggage, suitcases, carry on, underseaters of all kinds, size, color for any use Samsonite Centric Expandable Hardside Luggage with Spinner Wheels Samsonite Centric Expandable Samsonite products are rigorously tested to ensure our products meet stringent standards. This bag comes with a 10-year warranty against defects in materials and workmanshi Samsonite Winfield 2 3PC Hardside (20/24/28) carry on Luggage  Set, Deep Blue LIGHTWEIGHT – EXPANDS 1.5″ – 4 MULTI-DIRECTIONAL SPINNER WHEELS  – FULL-ZIP INTERIOR DIVIDER –  HANDSOME SLIDER  – UNIFIED BRUSHED …

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How Many People will Travel the World?

How many People Travel the World?: USA 2020: Covid19 TSA checkpoint travel numbers 2020 and 2019 Comparison of the number of passengers according to TSA from 3/1/2020 to present day Predictions of the number of people traveling the world in 2020 are no longer valid due to the COVID19 pandemic – The table above shows the evolution of traffic in the United States (abrupt decline at the beginning of the year) from January 2020 to data from Set 2020 according …

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Evolution of a Crane and Hoist in Ancient Rome

Evolution of a Roman Crane and Hoist in Ancient Rome Ancient Roman Crane and Hoist: The Roman Empire invested a lot of time, effort and money developing new cranes for the construction of their buildings, bridges and especially aqueducts. They took the Greek’s crane as a model and improved it. Roman Aqueducts and Ancient Cranes Roman aqueducts were underground for most of their length, so they were easier to maintain, as well as being less expensive to build. The beautiful arcades that …

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The History of Tourism in Ancient Greece and Rome.

Tourism in Ancient Greece and Rome: Historic Evolution of Tourism This is the first part of an investigation of the History of Tourism. The second part, Tourism in the Middle Ages can be read here Tourism is a series of trips made for pleasure or for commercial, professional or similar reasons, during which the absence of habitual residence is only temporary. Triumph Arch in Via Agrippa – Orange – (France) Modern tourism was born in the XIX century, as a …

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