One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

A bypass decorated with large wooden troll carvings.

Wisconsin's most celebrated export gets the royal treatment on I-94.

A bizarre house filled with an astounding array of collections.

A rare tour of a commercial jet assembly plant, held inside one of the largest buildings in the world.

The highest point in Washington state is a volcano covered in glaciers.

This former coal gasification plant found a curious second life as a popular public park.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

The second largest roadrunner in the world stands 11 feet tall in his West Texas town.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

This replica of the Greek structure is in the heart of Nashville.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

The wooden airship was the largest flying boat ever built.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Home of Howard Hughes' Spruce Goose.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Deep scars on the earth left by the Ice Age.

Take a drunken tour inside the world's largest known geode.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

Legends surround this jagged rock formation in the New Mexico desert.

Step inside Lucy, the world's largest "elephant."

This beloved roadside attraction welcomes visitors with his signature neon smile.