Try not to get slimed in Tribeca.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A crumbling hospital from the 1850s on Roosevelt Island.

A sculpture for the sun and stars, created by Nancy Holt.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

When in Idaho, sleep in a giant potato.

An artist sees trees as a medium for sculpture.

Annual Easter display made up of thousands of hand-painted eggs.

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

This garden memorial marks the site where 12-year-old Tamir Rice was fatally shot by the Cleveland Police Department.

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

See the nearly two-century-old ruins of pre-railroad America at the former site of a lock on the Ohio and Erie Canal.

A small wall and marker are all that remain of this historic canal tunnel.

Just outside the Ohio Supreme Court sits a testament to justice.

After covering almost 1.5 billion acres, the survey's still not finished.

A rare particle accelerator with a tremendous energy range is tucked away at Ohio University.

This historic Ohio bridge is adorned with fanciful locks left behind by loving couples.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.