Swedish skyscraper with a 90° twist.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Once the private home of China’s most legendary tycoon, getting inside this stunning mansion no longer requires an elite pedigree or acts of daring.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

A massive Montreal stadium that has seen nothing but trouble since its inception.

The first declared National Monument in the United States.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

The national park was once a plantation estate.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

The United States Capitol's former columns still stand.

Exact replica of the ancient monument, but much, much lighter.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Elvis's own personal tropical hideaway.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

A fitting attraction for the corn capital of the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

This strange, big-tailed beast became a Pennsylvania town's unofficial mascot.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.