hogback ridge

Directory

References

Discover

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Hemp (Cannabis sativa).

9 Mind-Altering Plants

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

hogback ridge

geology

Learn about this topic in these articles:

cuesta

In cuesta
…of 40°–45° are usually called hogback ridges.
Read More