"Call for the doctor, call for the nurse... Vote!! said the lady with the alligator purse."

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

The gravestone of the suffragist leader attracted extra visitors during the 2016 election.

A collection of the best toys ever made, The National Toy Hall of Fame is filled with kids, fun, and for some reason, a bird preserve.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

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

The highway's southernmost spot is a beloved local attraction.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

This enormous World War II relic is one of the largest wooden structures in the world.

Four hundred granite steps were built into this massive rock by the National Park Service.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

This former stomping grounds of the most eminent astronomers of the early 20th century.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

Largest Roman Catholic church in North America.

Along a California highway is a kind of Jurassic Park made of metal.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

This elaborate towering structure was once famed for its revolutionary height.

Megachurch turned Catholic church comprised of 10,000 glass panes.

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

A giant donut stands as a popular symbol of Los Angeles iconography.

A monument celebrating the idea of reaching inaccessible places.