A miniature city built by a single hunchbacked monk.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This fountain was commissioned by a mother grieving over her son's passing.

Once one of the largest producers of pig iron in the world.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

A Hell's Kitchen synagogue that has counted stars of stage and screen among its congregation.

The smallest island in Manhattan is a manmade landfill dominated by a Buddhist peace arch.

New York's southernmost subway station is whimsically wavy.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

Site of the first pathological and bacteriological research facility in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

How a century-old glass factory in Queens became a concert venue and arts center.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.