Grand Canyon 2021 – USA National Park

Grand Canyon 2021 – National Park – Arizona South & North Rim   –   Alerts    –  Fly  –  Buses  –   Brigth Angel Trail  –   Hiking  –  Skywalk Grand Canyon The one of the greatest shows in the world. Visiting the Grand Canyon National Park is having before us more than 80 million years of geological history. More than six million recreational visitors travel to Arizona every year to marvel at this open crack in the ground. The Colorado River is …

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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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The Useful Kindle Oasis eReader for Left-Handers

The Helpful Kindle Oasis eReader for Left-Handers Is there a Left-handed eReader? The Kindle Oasis is a left-handed eReader and it is also Waterproof. It has particular characteristics with which it can be operated with both hands, making it suitable for left-handed people.   After maintaining the same Amazon design, it presents the Amazon Kindle model, a letter-size eBook reader, endowed with a thicker side than the rest. There the hardware is installed. This protuberance for calling it somehow serves …

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How Many People will Travel the World?

How many People Travel the World?:  2020     2019      2018      2021 2021: United States Government Approves Cruise Trips In March 2021, the Cruise Lines International Association (CLIA), which represents 95% of companies with ocean cruises, issued a statement. According to CLIA, between March and September 2020 these companies had global losses of 77,000 million, 23,000 million dollars in salaries and 518,000 jobs. In Miami-Dade County alone, cruise activity produces about $ 7 billion a year and …

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Roman Empire: Roads Calculator by Orbis

Is there a Roman Empire Roads Calculator? Yes. Stanford University has a calculator of sea and land routes, which existed in the Roman Empire. ( ORBIS) . The calculator has land routes, maritime coast and offshore, used during the Empire. You can calculate the distance and the estimated time according to the season of the year. Also the cost of the transfer in denarii. Below are the examples Roman Empire: Roads Calculator Start of the application. With the marine and terrestrial …

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