Grab a cuppa at England's first and only domestic tea plantation.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

These enlarged egg sculptures represent the native birds of eastern Iceland.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

A little-visited waterfall in an otherworldly landscape.

The centuries-old obelisk may have inspired J. R. R. Tolkien.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

An obelisk commemorating Lincoln's role in connecting the coasts.

This modern monument to pagan belief looks like it was transported straight from ancient times.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

Every autumn, this hillside is ablaze with red summer cypress.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

A massive underwater sinkhole made famous by Jacques Cousteau.

Monasteries on rock pillars, once accessible only by frayed ropes.

A lake in the middle of the tundra of Quebec is said to be the purest freshwater lake on Earth.

The first declared National Monument in the United States.

This massive library holds what was once the largest book collection in the world.

New Brunswick's tallest mountain is the highest point in all the Maritimes.

A nun spent 16 years painting the stunning Celtic mural that covers the interior of this WWI memorial.

Bacteria and algae give the salty water its bubblegum hue.