The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Recently restored menagerie of Victorian-era beasts.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Olfactory delights in San Francisco's Botanical Gardens.

This private residence was the template for one of the most beloved television homes of all time.

"A hideous albatross in the Hudson River Valley."

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This former textile district now is now a thriving center for contemporary Chinese art.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This working replica of the 'Friends' coffee shop is more accurate to the show than the set itself.

The tale of a strong-willed woman who stood her ground when the commercial world came rumbling in.

Meet some of the most prominent figures in Black history through life-sized wax models.

A modest reminder of treacherous waters at the Golden Gate.

A winding path built in secret on the edge of the continent.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A 300-ship graveyard, with a few still visible at low tide.

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

Commemorating the spot where the famous scientist fed his pigeons.

New York City's smallest piece of private property.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

Iconic rock formations that allow for exploration during high or low tide.