The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

A popular European tradition makes its way to the states on one of America's most famous bridges.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Step into the cool deep past and unknown future of who begat who.

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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

This airfield played a key role in both World War II and the Cold War.

Inspiration struck on this seat outside the Griffith Park merry-go-round.

This small monument to the great inventor contains a time capsule and a Wi-Fi hotspot.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.