A bare tree in Riga’s Esplanāde is transformed into an extraordinary vertical neighbourhood by scores of colourful bird nesting boxes clustered across its trunk and branches.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Giant origami crease patterns engraved in Santa Monica intersections may even be visible from space.

One of the first skyscrapers in Santa Monica, and a famous getaway for the Hollywood elite of then and now.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

These unusual houses look like giant boats that washed ashore on a residential street.

What began as an illegal art installation has become a symbol for unity, ocean awareness, and coastline preservation.

This house made famous by the 1980s movie is now a restaurant filled with Top Gun memorabilia

This wooden statue commemorates a man who spent nearly 40 years waving hello to the people of Laguna Beach.

A blast from the past in central San Diego.

Cemetery honors Americans who died during WWII and is the resting place of Gen. George S. Patton.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

Some of the world's largest produce comes from a region not known for agriculture

This irregularly shaped sea fortress has defended not one but three different sovereign states.

This church also serves as a lighthouse complete with a beacon.

Finland's oldest astronomical observatory once played a crucial role in seafaring and timekeeping.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

Dedicated to the outnumbered Finnish forces who pushed back Soviet forces during the conflict.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

A subterranean house of worship carved right out of the bedrock.