This magnificent tree towering over the Atlantic rainforest is one of the oldest and largest in Brazil.

In the oldest zen temple stands a descendant of the very tree that introduced tea to Japanese culture.

This "grandfather" eucalyptus is one of the tallest trees in Europe.

A 600-year-old elm tree with a built-in seat and thatched roof.

Some believe this tree to be more than 1,500 years old.

This 800-year-old Rimu tree may be the oldest of its kind in the world.

The longest living non-clonal organisms on Earth.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

A winding, cliffside stretch of road overlooking the Delaware River.

The narrow passages will challenge even the bravest driver.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

Glacial erratic or man-made dolmen? It probably wasn't druids.

This massive and unusual rock formation near Okotoks is the world's largest known glacial erratic.

The world is full of swimming holes, but few compare to Samoa’s idyllic To Sua ocean trench.

The fully functional, submerged Vanuatu Post Office is definitely one of a kind.

An enormous concrete structure built over a nuclear crater.

The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

Tropical paradise strewn with hundreds of World War II wrecks.

Near the summit of Mount Washington, a stone monument remembers a life lost to one of the mountain's infamous storms.

A subterranean relic of the Spanish Civil War hides below this picturesque park.

A grotesque Fiji merman dwells within this traditional Dutch-style building.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

Brain collection and database that narrows the gap between man and animal.