Places MamaFio Wants to Go

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

In which a local geological marvel becomes a quaint roadside attraction.

It would take 35 firetrucks to fill this enormous glacial pothole.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Penn State's giant bug collection.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

It’s not hard to see why the historic Peabody Conservatory of Music’s library has been described as a “cathedral of books.”

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

360° views of the city plus five floors of optical illusions and hands-on science.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

A museum dedicated to exhibiting remarkable outsider art.