A nearly 100-year-old dining car in upstate New York embodies the golden age of roadside dining.

Try a classic Necco candy bar being resurrected in a small suburban shop.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

The 28-foot granite map plots the locations of 40 theaters in New York City.

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.

This poignant display is now a memorial to these regionally extinct species.

This impressive scene portrays the elusive forest giraffe of Central Africa.

This morbid scene depicts the Darwinian drama of death on the African savannah.

One of the most dazzling dioramas at the American Museum of Natural History is also one of the oldest.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

Visible below the waves are memorials to the city's Gold Rush dead.

The 28,000-year-old specimen is remarkably intact.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

An abandoned convention space that has been left to the homeless and the radical.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

A massive ultra-modern church presents a science-fiction view of Catholicism's inclusive future.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

An Aladdin's cave of old Silicon Valley tech.