During the holidays, a vintage subway train whisks New Yorkers back in time.

Become a prohibition rebel.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

Elevated freight railway turned wildly successful urban park.

One of Ireland's lesser-known megalithic structures.

This is the largest cemetery in Ireland and the first cemetery museum in the world.

This pub built its reputation pouring post-shift pints for employees of the cemetery with which it shares a wall.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The oldest public library in Ireland.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

A nun spent 16 years painting the stunning Celtic mural that covers the interior of this WWI memorial.

Experience what life was like in Ireland during the Viking and medieval ages.

The Brutalist building harbors an unusual inverted dome that swoops down over its central sacred room.

A microbiologist-chef is slinging noodles with hyperlocal Nordic ingredients.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

Tens of thousands of tiny bottles stuffed with various items.

A 19th-century time capsule of travel, fiction, and historic texts still available to the public.

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

The world's northernmost brewery uses water from a 2,000-year-old glacier to create its beer.

Cold storage for agricultural biodiversity.

This record shop and unofficial black metal museum is an ode to Oslo's heaviest musical export.

Thousands of miniature bronze sculptures have taken over this city square creating a unique art installation.

An ancient neolithic tomb that only sees the sun twice a year.

A sacred well steeped in Pagan roots on the West Coast of Ireland.