Sleep in a climate-controlled plastic bubble for the night.

130 replicas of world wonders squeezed into just 118 acres of space.

The world’s first hotel to be run by robots.

One of the last free public hot springs is decorated with hippie art.

Sleep in a glass pod dangling off a cliff.

The premier place to experience the Victorian imagining of the steam-powered future.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

This (occupied) house is 10 feet wide and full of spite.

Tiki luxury on Nob Hill.

A short nature trail winds through the greatest works of poet Robert Frost.

A son's promise to his dying father in the form of a covered bridge filled with thousands of seashells.

Toy museum in a former tavern is the expression of one man's life pursuit of the aesthetic power of cartoon imagery.

A subterranean playground in an abandoned slate mine.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

One of the largest mechanical models of the solar system in the world.

This shop specializes in oddities and Victorian-inspired wonders.

The only theatre in the world constructed specifically for sound movement.

A popular winter vacation destination for migrating monarch butterflies.

This museum boasts the ninth-largest collection of insects in North America.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

The only diamond mine in the world where you can keep what you find.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.