This extraordinary, multi-pillared monument depicts the fascinating history of Georgia.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

The beauty of urban decay, hiding some dark secrets.

An eerie site of reverence for those who have completed an epic journey.

This collection of ferns from across the globe is the largest assortment in the United States.

A late-night restaurant empire was launched from this humble storefront.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

A local dive where religious kitsch, Southern identity, and queer culture collide.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.

Science meets wall art to highlight the beauty of famous mathematical equations.

A trove of ridiculously valuable prints and manuscripts under one roof.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

Like Mars, but much closer.

A white oak with property rights.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

Atop a small Armenian hilltop adorned with many forms, and carvings, these stones tell a whimsical tale from a fictional world.

Called the "Armenian Stonehenge," this ring of menhirs pierced with holes may be a prehistoric astronomical observatory.

An unusual double-stelae obelisk with ancient and mysterious origins.

The observation point offers spectacular views of the ruins of an ancient Armenian capital.

A geological oddity topped with a 2,000-year-old pagan temple.