What river forms much of the northern border of Bulgaria

Thessaloniki is the second largest city in what country that hosted the 2004 summer Olympics.

Grand Traverse Bay borders the lower Peninsula of which state -

Carlsbad Cavern National Park is located in the Chihuahuan Desert in which state -

Which state is a major producer of peaches in the U.S.?

Forest cover approximately 60 percent of which state?

The White Mountains cover part of which state?

Which state has a longer coastline?

Which state has a smaller population?

Which state experiences more earthquakes?

Which state is more arid?

Which state is closer to the Tropic of Cancer?

Before Phoenix became an official city it was called Pumpkinville. Phoenix is the largest city in which southwestern state?

Nine Yankee baseball stadiums could fit inside the Mall of America. The Mall of America is just south of Minneapolis in which state that borders Wisconsin?

Amelia Earhart's childhood dog was name James Ferocious. Amelia Earhart grew up northeast of Topeka along the Missouri River in which state?

A construction crew unearthed a 66 million year old Triceratops just nor to Denver. It was the third Triceratops skull found in the Front Range in what state?

A scientist at Vanderbilt University let an electric eel shock his arm to better understand the animal's behavior. This shocking experiment took place in Nashville, which lies along the Cumberland River in which state?

The cities of Kinshasa and Brazzaville lie along the Congo River on which continent?

The Magdalena River, the principal river of Colombia, flows through the city of Barranquilla near the Caribbean Sea on which continent?

The Yenisey River flows through Siberia to the Arctic Ocean on which continent?

Which country does not border the black sea?

Which country does not border Brazil?