The burial ground of two kings and a queen is now a calm city park in the middle of bustling Seoul.

Visit the cherry blossoms at Tokyo’s unofficial smallest mountain.

Tragic reminders of the 1945 firebombing campaign over Tokyo still haunt this bridge.

Starship-temple contains 400 tons of drinking water and offers free Japanese lessons.

A street with an infamous past where the terminally ill were sent to die.

A fragment of one of history’s most famous walls stands as a reminder of unity in a culturally divided city.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

A massive Montreal stadium that has seen nothing but trouble since its inception.

The biggest museum dedicated to insects in North America, one of the largest in the world.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A volcanically-heated waterfall in the St. Lucian rainforest.

Come for the springs; stay for the mud bath.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

These unusual rooms on wheels are holdovers from the 1960s.

The system of air guns are fired off remotely to scare any trespassing avians.

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Please don’t anchor your boat onto the Department of Defense’s underwater data cables.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.