If you are flying into Ronald Reagan National Airport, your pilot will likely be guided on the approach following this 400 mile long river.
Potomac River
Speckled long-necked mammal from Berlin
German Giraffe
The Mississippi River empties about 100 miles downstream of this bayou-rich city; it's not the capital!
New Orleans
He developed his famous scale in 1934 to measure the amplitude of seismic waves
Charles F. Richter
This institution is a group of museums, education and research centers created by the U.S. government, one of which is a must-see stop in the nation's capital.
Smithsonian
An extremely hungry or greedy one-horned African mammal.
Ravenous Rhinoceros
This partially enclosed coastal body of water is the site where freshwater and saltwater mix.
Estuary
This capital city is the largest English-speaking city south of the United States within the Western Hemisphere, in which you may find a Bob Marley statue.
Kingston
This crystalline allotrope is of the most abundant organic element, and is commonly found with clay and cedar painted yellow.
Graphite
Philadelphia
Having clear and effective language; an Aztec-named amphibious salamander.
Articulate axolotl
Water is referred to by this term when it's salinity is in between that of freshwater and saltwater.
Brackish
This 13-day confrontation occurred between the governments of the US and the Soviet Union, and is said to be the closest we've been to a full-on nuclear conflict.
Deterioration of rocks through contact with water, wind or other environmental conditions. Not to be confused with a similar e- word.
Weathering
This U.S president was in office during the Capture of Washington; this event was the only time since the American Revolution that a foreign power had captured the U.S. capital.
James Madison
Flowing into the North Sea on the eastern side of the country where it originates, London's Metropolitan Police has an arm dedicated to patrolling this narrow body of water.
River Thames
This archipelago bordering the Atlantic to the northeast was named after Saint Ursula, and is owned by two nations.
Virgin Islands
In 2019, a popular hoax circulated around the internet attempting to turn coal into diamonds with intense heat and covering it with this common jarred spread.
Peanut Butter
This Civil War-era fortification built in 1861 still exists in small remains on the northeast side of Washington D.C., and was so named after a 1775 battle in a neighborhood of Boston, Massachusetts.
Fort Bunker Hill
A talkative short-horned grasshopper with wings
Loquacious Locust
The Tigris and Euphrates rivers flow throughout Western Asia and merge together just before entering into this body of water
Persian Gulf
This Dutch queen was in control when the Dutch Antilles re-entered the Kingdom of the Netherlands as constituent country; her legacy still remains at an airport in Sint Maarten.
Juliana of the Netherlands (accept: Princess Juliana, Queen Juliana)
This group of minerals which comes in many colors but mainly hues of Red has been used since the Bronze Age as gemstones; if you were born on New Year's Day, this is your birthstone.
Garnet