A strange rock in Chicago marks the spot where a tree once stood in honor of the 18th President.

A hollow cement depiction of time's inexorable effect on the human body.

The original Garfield station is the oldest station facility on the "L", with the station house dating from 1892.

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

Where old school Polish Chicago and young hipster Chicago live side by side.

The faint remains of a Polish news empire still linger.

Theater has had many different incarnations but has survived the ravages of time.

Orthodox church partially financed by Tsar Nicolas II.

A long lost multi-cultural music venue used to reside in the bottom floor of Chicago's Flat Iron Building.

A Bibliophile's Dream.

One of the last functioning antique elevators in Chicago.

Former bath house turns gastropub.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

These mansions date back to Chicago's days as a brewer's paradise.

A beloved Chicago music venue offering cold beer and lots of “Friendly."

On the shores of Lake Kalamazoo, a plaque marks a fictional event where an island nation ran aground.