This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

This small plaza encourages people diagnosed with cancer to never give up hope.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

An unassuming 13-acre park is home to over 12,000 roses.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

This one-room cabin where the young colonel slept during the French and Indian War.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

The remains of an old sawmill, gristmill and the surrounding industry dating back to the 18th century.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

This sweet Southern elixir comes from what may be the oldest grape vine in North America.

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

This California artist's front yard acts as a gallery for his unique, scrap metal animal sculptures.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

This outdoor exhibit features a historic wooden dam once used to help boats navigate the Ohio River.

A larger than life statue of a steelworker keeps watch over a closed steel mill.