A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

A 12th-century fortress containing some of Berlin's oldest buildings.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

Huge stairway leads to this massive gallery.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

The largest living museum in the Northeast recreates life from the Early Republic period complete with costumed historians and reenactors.

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

A rare 16-bedroom Qing Dynasty house re-erected on the campus of the Peabody Essex Museum. 

One of London's lost rivers runs through a pipe over the tracks of this subway station.

A storied London perfume shop that supplies scents for royalty has been operating out of this storefront for nearly 300 years.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

These relics of the city's past now exist as a prominent modern feature.

The solemn exterior conceals an opulent interior of this 17th century church.

These two 15th-century metal rods allowed people to check if they were swindled or not.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

Despite producing just a handful of movies, a brave and lyrical filmmaker has an entire museum dedicated to him.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.