This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

The watery grave of an impractical idea.

The meeting of the northwestern corner of Delaware, the northeastern corner of Maryland, and the southern edge of Pennsylvania.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

The graffitied ruins stand hidden within the Pennsylvania woods.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

The highest peak in the state of Vermont has some interesting features.

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

Illegal drag racing two stories beneath Chicago’s streets.

These pretty kitties killed and ate as many as 135 railway workers.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This historic hotel invented the chocolate brownie.

A lush green oasis in the middle of Chicago.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.