A 1,000 pound brass bell commemorates a time when this small maritime neighborhood was actually its own separate city.

This jazz venue welcomes performers nightly and students daily.

Offering an enjoyable alternative to the standard hellacious post office trip.

At the center of London’s oldest roundabout stands an obelisk that was erected in 1771, but spent several decades elsewhere.

The fences outside some of South London's estates are made from recycled World War II stretchers.

Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.

This synagogue is covered in beautiful mosaics that explore the history of the Jewish people.

A stunning mosque owes its design to an Ottoman ruler nicknamed "the Butcher."

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

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

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

A celebration of capitalism in Midtown.

An institution dedicated to the towering buildings that make up skylines in New York City and around the world.

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

This unique house, the only one of its kind in Brooklyn, was built as part of a real estate developer's showcase.

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

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

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

This secluded ruin was once a home for exotic plants.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

The site of a fallen tree that protected Americans from British forces during the American Revolution.

19th century cemetery hidden in Brooklyn's Prospect Park.