A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

World's largest cave was only discovered in 1991, and now offers tours to the public.

Every hour a secret compartment drops from this giant pocket watch, revealing a lovely surprise.

The largest wax museum in the southern hemisphere features a grizzly chamber of horrors.

This once-booming gold mining hub was basically abandoned overnight.

This eccentric cave dwelling is bizarre even by the standards of a subterranean town.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

World's most expensive home.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Tiny pyrophyllite spheres from 3 billion years ago.

A mesmerizing sculpture marks the site where the activist was arrested after evading capture for 17 months.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

This nostalgic Russian museum is full of USSR cultural artifacts from the 1970s and 80s.

Dark, eerie exhibits make for a surreal exploration of the subconscious.

The coldest city in the world.

The deepest hole drilled in the name of science, where evidence of Precambrian life was found.

Moscow's imposing monument to the Space Age.

Site of the largest impact event to occur over land in Earth's recorded history.