Bands by city
Math/Science terms
Cowboys in culture
Confusing American geography
Not-so-great Marylanders
200

The Clash, The Spice Girls, Florence and the Machine

London

200

In genetics, it's a rectangular diagram that predicts the genotypes of a breeding experiment.

Punnett Square

200

This 2004 Big & Rich song, a staple at country bars across America, contains the lyric "So I took her out to giggin' frogs/Introduced her to my old bird dog."

Save a horse, ride a cowboy

200

In the song Country Roads, John Denver sings about the beauty of West Virginia. But both the Shenandoah River and this mountain range, featured prominently in the lyrics, are actually almost entirely in other states. 

Blue Ridge Mountains

200

This controversial Marylander is the most junior member of the U.S. Supreme Court.

Brett Kavanaugh

400

BTS, Hi Suhyun, X1

Seoul

400

This is the branch of mathematics dealing with the relations of the sides and angles of triangles.

Trigonometry

400

This western lifestyle magazine shares its name with a children's game similar to cops and robbers (though maybe not as politically correct). 

Cowboys and Indians

400

This is the westernmost state in the US, but also the easternmost.

Alaska

400

Although he was one of the best baseball players of all time, this Baltimore native had an awful temper and a penchant for violence -- he would go into the stands to fight fans who heckled him, and once he even punched an umpire in the face. 

Babe Ruth

600

Fabrika, Arkona, Pussy Riot

Moscow

600

This is the first name of a movie character voiced by Chris Rock -- and also the term for diffusion of molecules through a semipermeable membrane.

Osmosis

600

"Florida Cowhunters" of the 19th Century were distinct from Texas and Californian cowmen, and used bullwhips and dogs to capture cattle, rather than lassos. They were better known by this alliterative name, which at the time was not a racial slur.

Cracker Cowboys

600

This northeastern state is the only one to have a geographic error in its name -- it's not what it says it is.

Rhode Island

600

This former governor of Maryland, Richard Nixon's first vice president, had no apparent involvement in the Watergate scandal, but was forced to resign his position because of unrelated charges of bribery, extortion and tax fraud.

Spiro T. Agnew

800

N'Sync, The Backstreet Boys, Matchbox Twenty

Orlando

800

10 to the 100th power, or 1 followed by 100 zeros, is known as this.

A googol

800

This 2011 film "has without any doubt the most cockamamie plot I've witnessed in many a moon," according to Roger Ebert. He still gave it 3 out of 4 stars.

Cowboys and Aliens

800

"Springfield" is widely thought to be the most common place name in the US. But 88 different cities and towns in the US share this name, more than double the number of Springfields.

Washington 

800

Though you can find him on a list of "famous actors from Maryland," he is much better known for a shooting he carried out during a play than for his acting prowess. 

John Wilkes Booth

1000

Zac Brown Band, TLC, Outkast

Atlanta

1000

This is the pollen-producing male reproductive organ of a flower. It kind of sounds like a substance involved in human reproduction, too.

Stamen

1000

"Not your average" mascot: the University of Wyoming's mascot is a live horse with this confusing name.

Cowboy Joe

1000
This major east-west street in New York shares its name with the largest city in Texas, but it's not pronounced the same way (and yes, pronunciation counts in your answer).

Houston St

1000

This former chief justice of the Supreme Court is best-known for presiding over the Dred Scott v. Sanford case, a decision which one Senator at the time called "more thoroughly abominable than anything of the kind in the history of courts." Nonetheless, the Maryland State Capitol still prominently features a statue of the justice.

Roger Taney