The patron saint of spinsters grasps a container of dried blood.

Go surfing on this urban wave, "hacked" by local surfers.

The footprint of a frustrated devil in Munich's Cathedral.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

An artist's cute bronze subway sculptures belie his violent artistic past.

A terrific purveyor of natural history objects and curios.

Nope, not Washington Irving's house.

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

Red frames showcase remnants of one of New York's original subway stations.

The most confusing clock in New York.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

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

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

Plot your trip through the city on the sidewalk.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

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

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

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

One of only two commuter aerial tramways in the United States.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.