Along a busy beachfront strip you may hear Frank Sinatra singing from one boardwalk home.

On the Hudson resides one of the largest clocks in the world.

Beautiful stained glass depictions of the history of human flight fill this surprising chapel.

American involvement in World War I officially ended in 1921 in New Jersey, three years late and thousands of miles from the battlefield.

World Trade Center memorial likened to a woman's sexual organ.

A whimsical monument deep in this park commemorates the groups that helped build it.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

A unusual sanctuary for abused and exotic animals in South Jersey.

World War II bunker still standing on the New Jersey beach.

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

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

One of the world's largest model railroads is a mind-boggling achievement.

Whimsical artist house in the New Jersey woods.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

The site of one of history's most indelible and horrific tragedies.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

An L.A. traffic island where the faces of locals have been carved into massive granite eggs.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

A common entry point to the Griffith Observatory trail holds its own wonders.