General Headquarters Air Force

Directory

References

Discover

The Castillo, a Toltec-style pyramid, rises 79 feet (24 meters) above the plaza at Chichen Itza in Yucatan state, Mexico. The pyramid was built after invaders conquered the ancient Maya city in the tenth century.

What’s Inside the Pyramid at Chichén Itzá?

The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

New Seven Wonders of the World

The Prado Museum facade at the Diego Velaszquez memorial. Established in 1819, the museum is considered the best collection of Spanish art and one of the world's finest collections of European art. Madrid, Spain

20 Paintings You Have to Visit at the Museo del Prado in Madrid

pyramid sunset, egypt

What’s Inside the Great Pyramid?

Sailboat against a beautiful landscape

Which Waters Do You Pass Through When You “Sail the Seven Seas”?

The Great Depression Unemployed men queued outside a soup kitchen opened in Chicago by Al Capone The storefront sign reads 'Free Soup

5 of the World’s Most Devastating Financial Crises

number zero, 0 balloon

Is Zero an Even or an Odd Number?

General Headquarters Air Force

United States military

Learn about this topic in these articles:

command by Andrews

In Frank M. Andrews
…his command (1935–39) of the General Headquarters Air Force, the first U.S. independent air striking force.
Read More