This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

A hidden three-foot-wide house separates these two regal churches.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Nestled between a college and a golf course, the garden is home to more than 2,500 rhododendrons.

An exotic jungle hideaway run entirely by indigenous Kichwa women.

Houses are tucked between, on, and underneath giant boulders.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

A Buddhist temple covered in intricate designs and carvings made out of seashells and pieces of coral.

This reconstructed Norman castle is the world's most accurate, from location to livestock.

The second-longest continuous wall on the planet protects a hidden secret in the deserts of India.

Hidden behind a gate in Greenwich Village is a little farmhouse that once served as the writing studio of a bestselling author.

This unusual three-way wooden foot bridge spans two rivers at once.

Wandering this ancient burial place offers a glimpse of the afterlife in the fresco-adorned tombs of an ancient Etruscan civilization.

This restaurant preserves and serves lesser-known and regional Nepali food.

If you forgot something to read during your trip to Tokyo, this hostel has you covered.

This mysterious twin turboprop Grumman G-159 covered in graffiti has spent a decade and a half abandoned.

One person's lost luggage is another person's treasure.

Get past the gatekeeper's apartment and enter an elaborate hoax of a restaurant with a Masonic feel.

The hallucinogenic center of the ancient world.