This First Nations monument is a peaceful spot with vast views of the Calgary prairie.

England’s ancient oak tree has such an impressive girth, people have been hosting parties within the hollow trunk for centuries.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

These charming mailboxes became social media stars after a typhoon failed to topple them.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The only Florida state park with publicly accessible caves.

Giant animal sculptures are created with the rice straw leftover from the fall harvest each year.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

Tiny horses tethered to antique rings are scattered around the city.

Healing Springs that once ran red with soldiers' blood.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

An underground magnet for ever-changing street art.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

The beauty of urban decay, hiding some dark secrets.

The language and heritage of a nearly forgotten culture can still be explored in this Southern enclave.

This historic oak tree has been around for over 300 years and might last for 300 more so long as it doesn't fall apart first.

"X" marks the spot of an echo chamber in the middle of a plaza.

This quirky curiosity shop takes its cues from the world's bazaars.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

This tangled English forest looks like something right out of a fairytale.

This shell of a historic manor house on the Isle of Wight is said to be the most haunted site on the island.