Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE activity (activity_name VARCHAR)
TABLE: CREATE TABLE Faculty_participates_in (facID VARCHAR, actid VARCHAR)
TABLE: CREATE TABLE Faculty (lname VARCHAR, facID VARCHAR)

### Question ###
Find the first names of the faculty members who participate in Canoeing and Kayaking.

### Accurate SQL ###

SELECT T1.lname FROM Faculty AS T1 JOIN Faculty_participates_in AS T2 ON T1.facID = T2.facID JOIN activity AS T3 ON T2.actid = T2.actid WHERE T3.activity_name = 'Canoeing' INTERSECT SELECT T1.lname FROM Faculty AS T1 JOIN Faculty_participates_in AS T2 ON T1.facID = T2.facID JOIN activity AS T3 ON T2.actid = T2.actid WHERE T3.activity_name = 'Kayaking'