The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

An enormous, inside-out glass globe built in 1935.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

An abandoned castle owned and ignored by Masons carries a cursed history.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Cat art as far as the eye can see.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

Every color in the rainbow awaits.

A Seattle oddities shop brimming with Victorian-era gems and antique curio.

A walk through the historic city center, under the streets of Seattle.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The largest tea plantation in Southeast Asia supplies gorgeous vistas alongside tea for the surrounding countries.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Over one million bird-related artifacts await.

The largest collection of medicinal plants in Australia is also home to a witch who will show you how to use them.

An Australian lake whose pink hue defies scientific explanation.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.