Hidden within Sydney’s lush Royal Botanic Garden is a walled cactus rockery and the site of Australia's first zoo.

This lonesome Monterey cypress has survived centuries of wind, salt, and at least one attempt at arson.

Handmade treasures from around the world.

Floating man-made island and upscale restaurant.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

A museum befitting the city responsible for supplying the majority of the world's LSD.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

The first AIDS memorial chapel in San Francisco and one of only a few in the U.S.

The longest continuously operating Elk's Lodge in the country.

Early prototype for Frank Lloyd Wright's Guggenheim.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.

The Route 66 institution that inspired Taco Bell also served as an important headquarters for Mexican-American social movements.

Hike amid the palm trees that thrive among Southern California's Indio Hills.

Medicinal spa created with the discharge from a geothermal energy plant.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

A vintage video game wonderland in downtown Reykjavik.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

An encyclopedic collection of mammal penises.

The largest whale museum in Europe allows visitors to walk among life-size giants.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

The exhibition explores the Icelandic city's Viking Age history.