Throwback road trips: Vintage vacation pics from summers gone by

In honor of Throwback Thursday and summer vacation season, enjoy these historic photos from road trips of yesteryear.

A group of people discuss their plans for a road trip.

A family eats while camping with their RV.

A car moves on a road past Mount Rushmore in the Black Hills of South Dakota.

A family packs up the car with suitcases before a trip in the 1950s.

A woman drives her convertible through the opening of a giant sequoia tree in California in the 1930s.

A family goes on a trip with the family dog.

A man fixes his car while his companion watches.

A father and daughter stand with their luggage.

A man bids farewell to a woman in a car.

A couple smile at each other in their car.

A happy camper readies a trailer for transport.

Two women have an outdoor picnic in the 1920s.

A car from the 1930s drives on a road toward Mount Rainier in Washington state.