Nature
Landmarks
Double Talk
4 letter words
Science
100

Wardens of this org. patrol more than 1 mil. acres in the U.S., primarily to protect birds

National Audubon Society

100

Paris locale where you'd go to view the Mona Lisa

the louvre

100

Latin ballroom dance with the rhythm "1-2,1-2-3"

the Cha-cha

100

Precedes "ball" when the ump starts a baseball game

play

100

It's the lightest element & highly flammable, as the Hindenburg found out the hard way

Hydrogen

200

A birch tree may lose 900 gal. of this in a summer's day

water

200

Oldest national park in the United States

Yellowstone National Park

200

Title of the following '66 hit by Cher:

"I was five and he was six"

bang bang

200

In Spanish, it's "cara", in Yiddish, "punim", in French, "visage"

face

200

Twice a day ocean undulation

tides

300

Surprisingly, this only covers about 10 to 20% of most deserts

sand

300

A battery provides electricity, but the Battery is southernmost point of this island

Manhattan

300

Peter Sellers played an inept matador in this '67 film

the Bobo

300

It's the last 4-letter month of the year

July

300

The planet between Earth & Jupiter

Mars

400

Chinese invented paper after watching these build their paperlike nests

wasps

400

The Mackinac bridge connects this state's two peninsulas

Michigan

400

The only large port in American Samoa

Pago Pago

400

It can mean a large group of people, but it specifically refers to a specialized military unit or a musical group.

band

400

Joining parts of 2 plants to make them grow as one

grafting

500

A redwood forest near S.F. is named for this naturalist who founded the Sierra Club in 1892

John Muir

500

Rock group featuring the Porcaro bros. which composed the soundtrack for "Dune"

Toto

500

To stay afloat in water by moving your arms and legs.

swim

500

The science & technology of metals

metallurgy

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