Places caylascuriouser Wants to Go

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Sip cherry liqueur at a bar dating back to 1840.

Eat the ultimate iteration of Portugal's most beloved pastry.

This little-known national museum houses over 40,000 works of art from across the world.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

Entire apothecaries are on display at this Lisbon museum, which explores the history of medicine.

In the Monastery of São Vicente resides a gallery devoted to a breathtaking collection of seashells.

This charming candle shop has been in business since 1789.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

Building owners can take out tiles for free at this repository for historic building materials.

Dine on Porto-style tripe at a restaurant run by the head of a gastronomic brotherhood dedicated to uplifting this humble dish.

The original version of Porto's most famous sandwich is just as good here as it was a century ago.

The stunning interior of this Gothic church is covered in ornate gold details.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Frida Kahlo's childhood home, now a museum of her life and works.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

Part bookstore, part café, and part forest.

At this Oaxaca contest, artists turn purple produce into stunning depictions of saints, buildings, and La Pietà.

Tucked in the back of this amazing antique store is an important piece of medical history.

A psychedelic labyrinth on the San Francisco bay.

An emerald-green grotto just a short trip from Austin.