This 400-year-old tree is actually an immigrant from North America.

The location of this small park was once the site of an infamous public morgue.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

The Sun King's military models, saved from the Louvre.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

The room where Vincent van Gogh died.

Known as "Toronto's Flatiron."

This whimsical fountain pays tribute to Toronto's four-legged friends.

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

A unique subway station where pillars evoke ancient civilizations.

An enigmatic concrete structure in a lakeside Toronto park raises more questions than answers.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Wedged between two sets of row houses is an awkwardly located family graveyard.

A faded sign from the 1920s remembers Baltimore's resistance toward banning alcohol.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A beautiful and controversial modern sculpture that alludes to the Aztec past identity of the Virgin of Guadalupe and the phenomenon of syncretism.

For decades, the parade of apostles that left the Expiatory Temple of Guadalajara remained hidden inside one of the towers.

This historic cemetery built for victims of the epidemics that swept Guadalajara is shrouded in macabre tales.

This colorful, ornately-decorated cemetery sits next to a quiet cove known as "the beach of the dead."

A wild Hollywood resort thwarted by mosquitoes.

Hotel designed around a 16th century Mexican bullring.