Honoring the star of the “The Bob Newhart Show” which took place in the city of Chicago in the 1970s.

In memory of the assassinated, now-canonized Salvadoran archbishop who is the namesake of nearby Romero Place.

A crumbling monument to a now locally-extinct sport in Bulgaria's oldest ski resort.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

This monumental work of art symbolizes the coming together of a previously divided city.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A sculpture dedicated to the Roman history steeped in a Scottish town.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

The 18th-century inspiration behind Harry Potter's Sorting Hat.

A 200-year-old collection of oddities and medical paraphernalia.

The heads of two giant mythological water horses honor Scotland's horselord past.

Designed to illustrate two parts of the human psyche.

Since its original beginnings as a weather observatory mountaintop, this facility played an instrumental role in gathering atmospheric data for almost 100 years.

A bronze statue of a low three-legged seat commemorates a piece of furniture that started a riot.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

A stone monument acknowledging Scotland's right to have a separate Parliament from the one in Westminster.

Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

Dedicated to the Father of the British Fire Service.

This ordinary-looking rock may have played an important role in a 16th-century Scottish battle.