Animals
Technology
Word Origins
Amazing Feats
Finance
400

Buckskin was originally made from the mule & white-tailed species of this ungulate 

What is the deer?

400

On August 10, 1966 NASA launched a probe to take high-resolution photos of landing sites here

What is the moon?

400

This Austrian physicist's name is now synonymous with a measurement of the speed of sound

Who is Ernst Mach?
400

In 1974, this daredevil parachuted to the bottom of the Snake River Canyon; that was Plan B

Who is Evel Knievel?

400

In the '30's this aviator used some of his fortune to fund films like "Hell's Angels" & "Scarface"

Who is Howard Hughes?

800

It's Asia's great red ape native to Sumatra & Borneo

What are orangutans?

800

A hydroelectric power plant at this U.S. landmark opened in 1881

What is Niagara Falls?

800

This snug-fitting one-piece garment used by dancers was invented by, & named for, a French aerialist

What is a leotard?

800

This entertainer earned the nickname "The Handcuff King" for his ability to escape manacles

Who is Harry Houdini?

800

A stock that's a low-risk investment is a blue this

What is chip?

1200

This U.S. rattlesnake is named for its peculiar way of locomotion through the desert sand

What is a sidewinder?

1200

This video-sharing website founded in 2005 was banned in Thailand, Turkey, Pakistan and Iran

What is YouTube?
1200

This disease's name is from the Italian for "bad air"; it was first thought to be caused by foul swamp air, not mosquitoes

What is malaria?

1200

In 1926 Gertrude Ederle swam this in 14 1/2 hours, breaking the men's record by 2 hours

What is the English Channel?
1200

The 2 mammals used to describe a rising or declining stock market are the bull & this

What is bear?

1600

It's the common term for the young of a whale as well as a cow

What is calf?

1600

The name of this device was reportedly inspired by a line from "2001: A Space Odyssey"

What is the iPod?

1600

This favorite lunchtime snack gets its name from a card-playing 18th-century aristocrat who asked his valet to bring him beef between two slices of bread to avoid getting the cards greasy

What is a sandwich?

1600

In September 1984 Joe W. Kittinger became the first to solo across the Atlantic in one of these

What is a hot-air balloon?

1600

This alliterative type of account invests in short-term instruments for safe but piddly returns

What is money market?

2000

Don't ever forget that a herd of these African & Asian mammals is sometimes called a memory

What are elephants?

2000

Suggestions on what to call this device ranged from farscope to telebaird

What is the television?

2000

First launched on October 4, 1957, its name is Russian for "Fellow Traveller"

What is Sputnik?

2000

Known as "The King of the Wire", he is best known as the first person to tightrope over Niagara Falls

Who is Nik Wallenda?

2000

After running pyramid schemes, he was deported back to Italy in 1934

Who is Charles Ponzi?