The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

This is one really big nut.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

A geological mystery on Camelback Mountain.

What is the Thing?

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

Jail from the 19th century that was built by inmates.

Sweet Willy, at 30 feet tall, is the world's biggest beagle.

Home to the deepest rift anywhere on Earth.

A dazzling display of red rocks weathered into spires and hoodoos.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

The fifth-longest natural arch in the world, and the longest outside China.

Visitors to this library are in for a real-world education in modernist architecture.

Despite sitting firmly in the global cradle of the Church of Jesus Christ of Latter-day Saints, this Hare Krishna temple is host to one of the largest color festivals outside India.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

The largest island on the great salt lake is home to curious creatures and strange stories.

Largest collection of mounted dinosaur specimens in the world.