It is the world's highest lake navigable to large vessels
Lake Titicaca
It loves to swim, but this bird seen here is one of the few that do not fly
Penguin
A shortened form of Christmas is spelled this way
Xmas
Romanian developed from this language of the ancient Romans
Latin
This Austrian child prodigy began composing minuets when he was only 5
Wolfgang Amadeus Mozart
It is Australia's largest inland lake
Lake Eyre
At Hogwarts, these birds delivered mail to students once a day
Owls
High-energy radiation used to take a picture of your insides
X-rays
Athenians speak the Attic dialect of this language
Greek
This German composer's 5th Symphony in C Minor has a famous opening
Ludwig van Beethoven
This largest of the Great Lakes is also the highest above sea level at 600 fee
Lake Superior
The largest bird in the world is also the fastest on land
Ostrich
A trademarked name, it's often used as a synonym for a photocopy
Xerox
Most of the classes in Quebec schools are taught in this language
French
Escamillo is a toreador in "Carmen", an opera set in this European country
Spain
This lake on the French-Swiss border shares its name with the Swiss city at its southern end
Lake Geneva
It is the national symbol of the United States
Bald Eagle / Eagle
A percussion instrument played with small mallets
Xylophone
Javanese is the native language of people on the island of Java in this country
Indonesia
The music of this Tchaikovsky "Suite" comes from his 1892 ballet, popular at Christmas
The Nutcracker
Despite its huge size, this saltwater "sea" bordering Iran has no tides
Caspian Sea
They are the only species of birds that are able to fly backwards
Hummingbirds
It is a dense, colorless, odorless noble gas found in Earth's atmosphere in trace amounts
Xenon
Most of the people of Brazil speak this official language
Portuguese
Prokofiev wrote a famous orchestra piece called "Peter and" this animal
The Wolf