Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

Inside, visitors are treated to the rich history of sugar farming and its impact on Hawaiian society.

A tunnel of hardened lava along Maui’s famous Road to Hana.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

A controversial memorial at the place where Captain Cook met his violent end.

A true treehouse near Hawai'i Volcanoes National Park.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

Four-story concrete hotel never opened to customers.

This whimsical stacked cabin looks like something out of a children's book.

The king of U.S. high points towers over every other peak on the continent.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

The now-serene site of the largest earthquake ever recorded in North America.

Considered by many to be one of the most dangerous highways in Alaska.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

A geological mystery on Camelback Mountain.

A towering bronze statue memorializes the founding father of postwar American conservatism.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

It might look like a doghouse, but this small structure was actually built to house a spirit from Maya mythology.

A small site dedicated to the memory of a local leader and the search for peace.

Still standing despite its considerable slant, this tilted lighthouse has become a local symbol of resilience.

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

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.