Just a short trip from Lisbon waits one of the coolest sites in Europe. Looking for reasons to visit Sintra? Start here.

Tours often end up being my favorite part of a trip. After all, who wouldn't remember mushing with sled dogs in northern Sweden? Or shooting an M60 outside Ho Chi Minh City? Or descending eight floors ...

The unspoilt but easily accessible Arrábida National Park and Sado estuary are overlooked in favour of the white sand beaches ...

I have never until now taken time to consider the creation of a wave. To fathom the climatic and gravitational forces propelling salt water across sunken topographies so that it swells, rises, arcs ...