Zach is making up for lost time in Tallinn, Estonia, where he tests the strength of one connection in a friendly local competition and steps out of his comfort zone at a nude sauna; an Estonian witch works her magic to help him find love.

Zach continues to carve his own path and decides to give each of the 20 women a chance to take the next step on their journeys to potential love; Zach takes off on a helicopter ride to his hometown for his first one-on-one date.

Zach begins his international journey to find love with a deep-sea dive and all-terrain vehicle adventure on the romantic beaches of the Bahamas.

During a crucial week, Zach takes two lucky women on jaw-dropping one-on-one dates featuring prehistoric creatures and a romantic musical performance.

Zach returns to the United States and sets off on a cross-country adventure to meet the families of his four remaining women in their hometowns.

It's a crucial week in Budapest, Hungary, with hometowns coming up; after a week of scenic overlooks, mystical mentalists and hot air balloon rides, Zach comes closer to finding the one.

Zach meets 30 women looking for love.

Zach's former flames come together to address some of the season's most unforgettable moments and dramatic controversies; Zach enters the hot seat to answer questions and share a sneak peek of overnight dates; an announcement changes someone's life.

Love is in the air when Zach and the final three women travel to Krabi, Thailand.

Zach introduces Gabi and Kaity to his family. A live studio audience watches as Jesse Palmer sits down with Zach and his three final women to watch the emotional conclusion of his journey.

Zach and the remaining women head to London for another week of adventure; Zach is in a never-before-seen scenario which could drastically alter the journey ahead.